diff --git a/app/javascript/flavours/glitch/styles/about.scss b/app/javascript/flavours/glitch/styles/about.scss
index d97e23696..55f31266f 100644
--- a/app/javascript/flavours/glitch/styles/about.scss
+++ b/app/javascript/flavours/glitch/styles/about.scss
@@ -169,7 +169,7 @@ $small-breakpoint: 960px;
       background: $ui-base-color;
       font-size: 12px;
       font-weight: 500;
-      color: $ui-primary-color;
+      color: $darker-text-color;
       text-transform: uppercase;
       position: relative;
       z-index: 1;
@@ -186,14 +186,36 @@ $small-breakpoint: 960px;
     font-size: 16px;
     line-height: 30px;
     margin-bottom: 12px;
-    color: $ui-primary-color;
+    color: $darker-text-color;
 
     a {
-      color: $ui-highlight-color;
+      color: $highlight-text-color;
       text-decoration: underline;
     }
   }
 
+  .closed-registrations-message {
+    margin-top: 20px;
+
+    &,
+    p {
+      text-align: center;
+      font-size: 12px;
+      line-height: 18px;
+      color: $darker-text-color;
+      margin-bottom: 0;
+
+      a {
+        color: $highlight-text-color;
+        text-decoration: underline;
+      }
+    }
+
+    p:last-child {
+      margin-bottom: 0;
+    }
+  }
+
   em {
     display: inline;
     margin: 0;
@@ -203,7 +225,7 @@ $small-breakpoint: 960px;
     font-family: inherit;
     font-size: inherit;
     line-height: inherit;
-    color: lighten($ui-primary-color, 10%);
+    color: lighten($darker-text-color, 10%);
   }
 
   h1 {
@@ -212,14 +234,14 @@ $small-breakpoint: 960px;
     line-height: 30px;
     font-weight: 500;
     margin-bottom: 20px;
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
 
     small {
       font-family: 'mastodon-font-sans-serif', sans-serif;
       display: block;
       font-size: 18px;
       font-weight: 400;
-      color: $ui-base-lighter-color;
+      color: lighten($darker-text-color, 10%);
     }
   }
 
@@ -229,7 +251,7 @@ $small-breakpoint: 960px;
     line-height: 26px;
     font-weight: 500;
     margin-bottom: 20px;
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
   }
 
   h3 {
@@ -238,7 +260,7 @@ $small-breakpoint: 960px;
     line-height: 24px;
     font-weight: 500;
     margin-bottom: 20px;
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
   }
 
   h4 {
@@ -247,7 +269,7 @@ $small-breakpoint: 960px;
     line-height: 24px;
     font-weight: 500;
     margin-bottom: 20px;
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
   }
 
   h5 {
@@ -256,7 +278,7 @@ $small-breakpoint: 960px;
     line-height: 24px;
     font-weight: 500;
     margin-bottom: 20px;
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
   }
 
   h6 {
@@ -265,7 +287,7 @@ $small-breakpoint: 960px;
     line-height: 24px;
     font-weight: 500;
     margin-bottom: 20px;
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
   }
 
   ul,
@@ -327,10 +349,10 @@ $small-breakpoint: 960px;
         font-weight: 400;
         font-size: 16px;
         line-height: 30px;
-        color: $ui-primary-color;
+        color: $darker-text-color;
 
         a {
-          color: $ui-highlight-color;
+          color: $highlight-text-color;
           text-decoration: underline;
         }
       }
@@ -378,7 +400,7 @@ $small-breakpoint: 960px;
         font-size: 14px;
 
         &:hover {
-          color: $ui-secondary-color;
+          color: $secondary-text-color;
         }
       }
 
@@ -451,10 +473,10 @@ $small-breakpoint: 960px;
     font-weight: 400;
     font-size: 16px;
     line-height: 30px;
-    color: $ui-primary-color;
+    color: $darker-text-color;
 
     a {
-      color: $ui-highlight-color;
+      color: $highlight-text-color;
       text-decoration: underline;
     }
   }
@@ -490,7 +512,7 @@ $small-breakpoint: 960px;
 
       span {
         &:last-child {
-          color: $ui-secondary-color;
+          color: $secondary-text-color;
         }
       }
 
@@ -521,7 +543,7 @@ $small-breakpoint: 960px;
         font-size: 14px;
         line-height: 24px;
         font-weight: 500;
-        color: $ui-primary-color;
+        color: $darker-text-color;
         padding-bottom: 5px;
         margin-bottom: 15px;
         border-bottom: 1px solid lighten($ui-base-color, 4%);
@@ -532,7 +554,7 @@ $small-breakpoint: 960px;
         a,
         span {
           font-weight: 400;
-          color: darken($ui-primary-color, 10%);
+          color: darken($darker-text-color, 10%);
         }
 
         a {
@@ -575,7 +597,7 @@ $small-breakpoint: 960px;
 
         .username {
           display: block;
-          color: $ui-primary-color;
+          color: $darker-text-color;
         }
       }
     }
@@ -700,7 +722,7 @@ $small-breakpoint: 960px;
     }
 
     p a {
-      color: $ui-secondary-color;
+      color: $secondary-text-color;
     }
 
     h1 {
@@ -709,10 +731,10 @@ $small-breakpoint: 960px;
       margin-bottom: 0;
 
       small {
-        color: $ui-primary-color;
+        color: $darker-text-color;
 
         span {
-          color: $ui-secondary-color;
+          color: $secondary-text-color;
         }
       }
     }
@@ -819,7 +841,7 @@ $small-breakpoint: 960px;
       }
 
       a {
-        color: $ui-secondary-color;
+        color: $secondary-text-color;
         text-decoration: none;
       }
     }
@@ -859,7 +881,7 @@ $small-breakpoint: 960px;
 
         .fa {
           display: block;
-          color: $ui-primary-color;
+          color: $darker-text-color;
           font-size: 48px;
         }
       }
@@ -867,7 +889,7 @@ $small-breakpoint: 960px;
       .text {
         font-size: 16px;
         line-height: 30px;
-        color: $ui-primary-color;
+        color: $darker-text-color;
 
         h6 {
           font-size: inherit;
@@ -885,10 +907,10 @@ $small-breakpoint: 960px;
     font-weight: 400;
     font-size: 16px;
     line-height: 30px;
-    color: $ui-primary-color;
+    color: $darker-text-color;
 
     a {
-      color: $ui-highlight-color;
+      color: $highlight-text-color;
       text-decoration: underline;
     }
   }
@@ -896,7 +918,7 @@ $small-breakpoint: 960px;
   .footer-links {
     padding-bottom: 50px;
     text-align: right;
-    color: $ui-base-lighter-color;
+    color: $dark-text-color;
 
     p {
       font-size: 14px;
@@ -911,7 +933,7 @@ $small-breakpoint: 960px;
   &__footer {
     margin-top: 10px;
     text-align: center;
-    color: $ui-base-lighter-color;
+    color: $dark-text-color;
 
     p {
       font-size: 14px;
diff --git a/app/javascript/flavours/glitch/styles/accounts.scss b/app/javascript/flavours/glitch/styles/accounts.scss
index 082867f17..eff964e50 100644
--- a/app/javascript/flavours/glitch/styles/accounts.scss
+++ b/app/javascript/flavours/glitch/styles/accounts.scss
@@ -75,7 +75,7 @@
     small {
       display: block;
       font-size: 14px;
-      color: $ui-highlight-color;
+      color: $highlight-text-color;
       font-weight: 400;
       overflow: hidden;
       text-overflow: ellipsis;
@@ -116,7 +116,7 @@
     width: 33.3%;
     box-sizing: border-box;
     flex: 0 0 auto;
-    color: $ui-primary-color;
+    color: $darker-text-color;
     padding: 5px 10px 0;
     margin-bottom: 10px;
     border-right: 1px solid lighten($ui-base-color, 4%);
@@ -146,7 +146,7 @@
 
     &.active {
       &::after {
-        border-bottom: 4px solid $ui-highlight-color;
+        border-bottom: 4px solid $highlight-text-color;
         opacity: 1;
       }
     }
@@ -182,7 +182,7 @@
     line-height: 18px;
     padding: 0 15px;
     text-align: center;
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
   }
 
   @media screen and (max-width: 480px) {
@@ -260,7 +260,7 @@
   .current {
     background: $simple-background-color;
     border-radius: 100px;
-    color: $ui-base-color;
+    color: $inverted-text-color;
     cursor: default;
     margin: 0 10px;
   }
@@ -272,7 +272,7 @@
   .older,
   .newer {
     text-transform: uppercase;
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
   }
 
   .older {
@@ -297,7 +297,7 @@
 
   .disabled {
     cursor: default;
-    color: lighten($ui-base-color, 10%);
+    color: lighten($inverted-text-color, 10%);
   }
 
   @media screen and (max-width: 700px) {
@@ -336,7 +336,7 @@
     width: 335px;
     background: $simple-background-color;
     border-radius: 4px;
-    color: $ui-base-color;
+    color: $inverted-text-color;
     margin: 0 5px 10px;
     position: relative;
 
@@ -348,7 +348,7 @@
       overflow: hidden;
       height: 100px;
       border-radius: 4px 4px 0 0;
-      background-color: lighten($ui-base-color, 4%);
+      background-color: lighten($inverted-text-color, 4%);
       background-size: cover;
       background-position: center;
       position: relative;
@@ -399,7 +399,7 @@
 
       a {
         display: block;
-        color: $ui-base-color;
+        color: $inverted-text-color;
         text-decoration: none;
         text-overflow: ellipsis;
         overflow: hidden;
@@ -421,7 +421,7 @@
     }
 
     .username {
-      color: lighten($ui-base-color, 34%);
+      color: $lighter-text-color;
       font-size: 14px;
       font-weight: 400;
     }
@@ -429,7 +429,7 @@
     .account__header__content {
       padding: 10px 15px;
       padding-top: 15px;
-      color: lighten($ui-base-color, 26%);
+      color: $lighter-text-color;
       word-wrap: break-word;
       overflow: hidden;
       text-overflow: ellipsis;
@@ -441,7 +441,7 @@
 .nothing-here {
   width: 100%;
   display: block;
-  color: $ui-primary-color;
+  color: $light-text-color;
   font-size: 14px;
   font-weight: 500;
   text-align: center;
@@ -502,7 +502,7 @@
 
       span {
         font-size: 14px;
-        color: $ui-primary-color;
+        color: $light-text-color;
       }
     }
 
@@ -517,7 +517,7 @@
 
   .account__header__content {
     font-size: 14px;
-    color: $ui-base-color;
+    color: $inverted-text-color;
   }
 }
 
@@ -531,18 +531,18 @@
     display: inline-block;
     padding: 15px;
     text-decoration: none;
-    color: $ui-highlight-color;
+    color: $highlight-text-color;
     text-transform: uppercase;
     font-weight: 500;
 
     &:hover,
     &:active,
     &:focus {
-      color: lighten($ui-highlight-color, 8%);
+      color: lighten($highlight-text-color, 8%);
     }
 
     &.active {
-      color: $ui-base-color;
+      color: $inverted-text-color;
       cursor: default;
     }
   }
diff --git a/app/javascript/flavours/glitch/styles/admin.scss b/app/javascript/flavours/glitch/styles/admin.scss
index 3146a343d..b077df145 100644
--- a/app/javascript/flavours/glitch/styles/admin.scss
+++ b/app/javascript/flavours/glitch/styles/admin.scss
@@ -33,7 +33,7 @@
       a {
         display: block;
         padding: 15px;
-        color: rgba($primary-text-color, 0.7);
+        color: $darker-text-color;
         text-decoration: none;
         transition: all 200ms linear;
         border-radius: 4px 0 0 4px;
@@ -90,7 +90,7 @@
     padding-left: 25px;
 
     h2 {
-      color: $ui-secondary-color;
+      color: $secondary-text-color;
       font-size: 24px;
       line-height: 28px;
       font-weight: 400;
@@ -98,16 +98,26 @@
     }
 
     h3 {
-      color: $ui-secondary-color;
+      color: $secondary-text-color;
       font-size: 20px;
       line-height: 28px;
       font-weight: 400;
       margin-bottom: 30px;
     }
 
+    h4 {
+      text-transform: uppercase;
+      font-size: 13px;
+      font-weight: 500;
+      color: $darker-text-color;
+      padding-bottom: 8px;
+      margin-bottom: 8px;
+      border-bottom: 1px solid lighten($ui-base-color, 8%);
+    }
+
     h6 {
       font-size: 16px;
-      color: $ui-secondary-color;
+      color: $secondary-text-color;
       line-height: 28px;
       font-weight: 400;
     }
@@ -115,7 +125,7 @@
     & > p {
       font-size: 14px;
       line-height: 18px;
-      color: $ui-secondary-color;
+      color: $secondary-text-color;
       margin-bottom: 20px;
 
       strong {
@@ -143,10 +153,10 @@
     }
 
     .muted-hint {
-      color: $ui-primary-color;
+      color: $darker-text-color;
 
       a {
-        color: $ui-highlight-color;
+        color: $highlight-text-color;
       }
     }
 
@@ -243,7 +253,7 @@
 
     a {
       display: inline-block;
-      color: rgba($primary-text-color, 0.7);
+      color: $darker-text-color;
       text-decoration: none;
       text-transform: uppercase;
       font-size: 12px;
@@ -256,7 +266,7 @@
       }
 
       &.selected {
-        color: $ui-highlight-color;
+        color: $highlight-text-color;
         border-bottom: 2px solid $ui-highlight-color;
       }
     }
@@ -297,7 +307,7 @@
     font-weight: 500;
     font-size: 14px;
     line-height: 18px;
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
 
     @each $lang in $cjk-langs {
       &:lang(#{$lang}) {
@@ -354,7 +364,7 @@
     padding: 7px 4px;
     margin-bottom: 10px;
     font-size: 16px;
-    color: $ui-base-color;
+    color: $inverted-text-color;
     display: block;
     width: 100%;
     outline: 0;
@@ -408,7 +418,7 @@
   font-size: 14px;
 
   a {
-    color: $classic-highlight-color;
+    color: $highlight-text-color;
     text-decoration: none;
 
     &:hover {
@@ -431,7 +441,7 @@
     align-items: center;
     padding: 10px;
     background: $ui-base-color;
-    color: $ui-primary-color;
+    color: $darker-text-color;
     border-radius: 4px 4px 0 0;
     font-size: 14px;
     position: relative;
@@ -458,14 +468,14 @@
   }
 
   &__timestamp {
-    color: lighten($ui-base-color, 34%);
+    color: $dark-text-color;
   }
 
   &__extras {
     background: lighten($ui-base-color, 6%);
     border-radius: 0 0 4px 4px;
     padding: 10px;
-    color: $ui-primary-color;
+    color: $darker-text-color;
     font-family: 'mastodon-font-monospace', monospace;
     font-size: 12px;
     word-wrap: break-word;
@@ -475,7 +485,7 @@
   &__icon {
     font-size: 28px;
     margin-right: 10px;
-    color: lighten($ui-base-color, 34%);
+    color: $dark-text-color;
   }
 
   &__icon__overlay {
@@ -491,7 +501,7 @@
     }
 
     &.negative {
-      background: $error-red;
+      background: lighten($error-red, 12%);
     }
 
     &.neutral {
@@ -502,17 +512,17 @@
   a,
   .username,
   .target {
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
     text-decoration: none;
     font-weight: 500;
   }
 
   .diff-old {
-    color: $error-red;
+    color: lighten($error-red, 12%);
   }
 
   .diff-neutral {
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
   }
 
   .diff-new {
diff --git a/app/javascript/flavours/glitch/styles/basics.scss b/app/javascript/flavours/glitch/styles/basics.scss
index 15fbb1c89..8e3db2572 100644
--- a/app/javascript/flavours/glitch/styles/basics.scss
+++ b/app/javascript/flavours/glitch/styles/basics.scss
@@ -71,7 +71,7 @@ body {
   &.error {
     position: absolute;
     text-align: center;
-    color: $ui-primary-color;
+    color: $darker-text-color;
     background: $ui-base-color;
     width: 100%;
     height: 100%;
diff --git a/app/javascript/flavours/glitch/styles/compact_header.scss b/app/javascript/flavours/glitch/styles/compact_header.scss
index 90d98cc8c..4980ab5f1 100644
--- a/app/javascript/flavours/glitch/styles/compact_header.scss
+++ b/app/javascript/flavours/glitch/styles/compact_header.scss
@@ -2,7 +2,7 @@
   h1 {
     font-size: 24px;
     line-height: 28px;
-    color: $ui-primary-color;
+    color: $darker-text-color;
     font-weight: 500;
     margin-bottom: 20px;
     padding: 0 10px;
@@ -20,7 +20,7 @@
 
     small {
       font-weight: 400;
-      color: $ui-secondary-color;
+      color: $secondary-text-color;
     }
 
     img {
diff --git a/app/javascript/flavours/glitch/styles/components/accounts.scss b/app/javascript/flavours/glitch/styles/components/accounts.scss
index a86120e08..84d3f6ade 100644
--- a/app/javascript/flavours/glitch/styles/components/accounts.scss
+++ b/app/javascript/flavours/glitch/styles/components/accounts.scss
@@ -7,7 +7,7 @@
   .account__display-name {
     flex: 1 1 auto;
     display: block;
-    color: $ui-primary-color;
+    color: $darker-text-color;
     overflow: hidden;
     text-decoration: none;
     font-size: 14px;
@@ -102,7 +102,7 @@
     }
 
     .account__header__username {
-      color: $ui-primary-color;
+      color: $secondary-text-color;
     }
   }
 
@@ -112,7 +112,7 @@
   }
 
   .account__header__content {
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
   }
 
   .account__header__display-name {
@@ -127,7 +127,7 @@
   }
 
   .account__header__username {
-    color: $ui-highlight-color;
+    color: $highlight-text-color;
     font-size: 14px;
     font-weight: 400;
     display: block;
@@ -140,7 +140,7 @@
 .account__disclaimer {
   padding: 10px;
   border-top: 1px solid lighten($ui-base-color, 8%);
-  color: $ui-base-lighter-color;
+  color: $dark-text-color;
 
   strong {
     font-weight: 500;
@@ -166,7 +166,7 @@
 }
 
 .account__header__content {
-  color: $ui-primary-color;
+  color: $darker-text-color;
   font-size: 14px;
   font-weight: 400;
   overflow: hidden;
@@ -243,7 +243,7 @@
     display: block;
     text-transform: uppercase;
     font-size: 11px;
-    color: $ui-primary-color;
+    color: $darker-text-color;
   }
 
   strong {
@@ -260,7 +260,7 @@
   }
 
   abbr {
-    color: $ui-base-lighter-color;
+    color: $highlight-text-color;
   }
 }
 
@@ -292,12 +292,12 @@
   margin-left: 42px;
   padding: 8px 0 0 26px;
   cursor: default;
-  color: $ui-primary-color;
+  color: $darker-text-color;
   font-size: 15px;
   position: relative;
 
   .fa {
-    color: $ui-highlight-color;
+    color: $highlight-text-color;
   }
 
   > span {
@@ -328,7 +328,7 @@
 }
 
 .column-settings__section {
-  color: $ui-primary-color;
+  color: $darker-text-color;
   cursor: default;
   display: block;
   font-weight: 500;
@@ -439,7 +439,7 @@
   a {
     display: block;
     flex: 1 1 auto;
-    color: $ui-primary-color;
+    color: $darker-text-color;
     padding: 15px 0;
     font-size: 14px;
     font-weight: 500;
@@ -448,7 +448,7 @@
     position: relative;
 
     &.active {
-      color: $ui-secondary-color;
+      color: $secondary-text-color;
 
       &::before,
       &::after {
@@ -483,7 +483,7 @@
   &__message {
     position: relative;
     margin-left: 58px;
-    color: $ui-base-lighter-color;
+    color: $dark-text-color;
     padding: 8px 0;
     padding-top: 0;
     padding-bottom: 4px;
diff --git a/app/javascript/flavours/glitch/styles/components/boost.scss b/app/javascript/flavours/glitch/styles/components/boost.scss
index b07b72f8e..66bc83bcb 100644
--- a/app/javascript/flavours/glitch/styles/components/boost.scss
+++ b/app/javascript/flavours/glitch/styles/components/boost.scss
@@ -6,23 +6,23 @@
 }
 
 button.icon-button i.fa-retweet {
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3.62h7.94l-2.35-2.9h-5.6c-.43 0-.7-.3-.7-.72v-2.3h2.5c.38.03.66-.54.4-.83l-3.97-4.9c-.1-.13-.23-.2-.38-.2zm12 .1c-.55-.02-1.32.03-2.4.03H6.83l2.35 2.9h5.52c.42 0 .72.28.72.72v2.34h-2.6c-.3.1-.43.53-.2.78l3.92 4.9c.18.24.6.24.78 0l3.94-4.9c.22-.3-.02-.78-.37-.8H18.4v-2.33c0-3.15.4-3.62-1.25-3.66zM4.97 193.16c-.1.03-.17.1-.22.18l-3.94 4.9c-.2.3.03.78.4.8H3.6v2.68c0 4.26-.55 3.62 3.66 3.62h7.66l-2.3-2.84c-.03-.02-.03-.04-.05-.06H7.27c-.44 0-.72-.3-.72-.72v-2.7h2.5c.37.03.63-.48.4-.77l-3.96-4.9c-.12-.17-.34-.25-.53-.2zm12.16.43c-.55-.02-1.32.03-2.4.03H7.1l2.32 2.84.03.06h5.25c.42 0 .72.28.72.72v2.7h-2.5c-.36.02-.56.54-.3.8l3.92 4.9c.18.25.6.25.78 0l3.94-4.9c.26-.28 0-.83-.37-.8H18.4v-2.7c0-3.15.4-3.62-1.25-3.66z' fill='#{hex-color($highlight-text-color)}' stroke-width='0'/></svg>");
   }
 }
 
 // Disabled variant
 button.icon-button.disabled i.fa-retweet {
   &, &:hover {
-    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='22' height='209'><path d='M4.97 3.16c-.1.03-.17.1-.22.18L.8 8.24c-.2.3.03.78.4.8H3.6v2.68c0 4.26-.55 3.62 3.66 3.62h7.66l-2.3-2.84c-.03-.02-.03-.04-.05-.06H7.27c-.44 0-.72-.3-.72-.72v-2.7h2.5c.37.03.63-.48.4-.77L5.5 3.35c-.12-.17-.34-.25-.53-.2zm12.16.43c-.55-.02-1.32.02-2.4.02H7.1l2.32 2.85.03.06h5.25c.42 0 .72.28.72.72v2.7h-2.5c-.36.02-.56.54-.3.8l3.92 4.9c.18.25.6.25.78 0l3.94-4.9c.26-.28 0-.83-.37-.8H18.4v-2.7c0-3.15.4-3.62-1.25-3.66z' fill='#{hex-color(lighten($ui-base-color, 13%))}' stroke-width='0'/></svg>");
+    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='22' height='209'><path d='M4.97 3.16c-.1.03-.17.1-.22.18L.8 8.24c-.2.3.03.78.4.8H3.6v2.68c0 4.26-.55 3.62 3.66 3.62h7.66l-2.3-2.84c-.03-.02-.03-.04-.05-.06H7.27c-.44 0-.72-.3-.72-.72v-2.7h2.5c.37.03.63-.48.4-.77L5.5 3.35c-.12-.17-.34-.25-.53-.2zm12.16.43c-.55-.02-1.32.02-2.4.02H7.1l2.32 2.85.03.06h5.25c.42 0 .72.28.72.72v2.7h-2.5c-.36.02-.56.54-.3.8l3.92 4.9c.18.25.6.25.78 0l3.94-4.9c.26-.28 0-.83-.37-.8H18.4v-2.7c0-3.15.4-3.62-1.25-3.66z' fill='#{hex-color($highlight-text-color)}' stroke-width='0'/></svg>");
   }
 }
 
 // Disabled variant for use with DMs
 .status-direct button.icon-button.disabled i.fa-retweet {
   &, &:hover {
-    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='22' height='209'><path d='M4.97 3.16c-.1.03-.17.1-.22.18L.8 8.24c-.2.3.03.78.4.8H3.6v2.68c0 4.26-.55 3.62 3.66 3.62h7.66l-2.3-2.84c-.03-.02-.03-.04-.05-.06H7.27c-.44 0-.72-.3-.72-.72v-2.7h2.5c.37.03.63-.48.4-.77L5.5 3.35c-.12-.17-.34-.25-.53-.2zm12.16.43c-.55-.02-1.32.02-2.4.02H7.1l2.32 2.85.03.06h5.25c.42 0 .72.28.72.72v2.7h-2.5c-.36.02-.56.54-.3.8l3.92 4.9c.18.25.6.25.78 0l3.94-4.9c.26-.28 0-.83-.37-.8H18.4v-2.7c0-3.15.4-3.62-1.25-3.66z' fill='#{hex-color(lighten($ui-base-color, 16%))}' stroke-width='0'/></svg>");
+    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='22' height='209'><path d='M4.97 3.16c-.1.03-.17.1-.22.18L.8 8.24c-.2.3.03.78.4.8H3.6v2.68c0 4.26-.55 3.62 3.66 3.62h7.66l-2.3-2.84c-.03-.02-.03-.04-.05-.06H7.27c-.44 0-.72-.3-.72-.72v-2.7h2.5c.37.03.63-.48.4-.77L5.5 3.35c-.12-.17-.34-.25-.53-.2zm12.16.43c-.55-.02-1.32.02-2.4.02H7.1l2.32 2.85.03.06h5.25c.42 0 .72.28.72.72v2.7h-2.5c-.36.02-.56.54-.3.8l3.92 4.9c.18.25.6.25.78 0l3.94-4.9c.26-.28 0-.83-.37-.8H18.4v-2.7c0-3.15.4-3.62-1.25-3.66z' fill='#{hex-color($highlight-text-color)}' stroke-width='0'/></svg>");
   }
 }
diff --git a/app/javascript/flavours/glitch/styles/components/columns.scss b/app/javascript/flavours/glitch/styles/components/columns.scss
index 34175685e..6847cf788 100644
--- a/app/javascript/flavours/glitch/styles/components/columns.scss
+++ b/app/javascript/flavours/glitch/styles/components/columns.scss
@@ -4,22 +4,6 @@
   position: relative;
 }
 
-.column-icon {
-  background: lighten($ui-base-color, 4%);
-  color: $ui-primary-color;
-  cursor: pointer;
-  font-size: 16px;
-  padding: 15px;
-  position: absolute;
-  right: 0;
-  top: -48px;
-  z-index: 3;
-
-  &:hover {
-    color: lighten($ui-primary-color, 7%);
-  }
-}
-
 .columns-area {
   display: flex;
   flex: 1 1 auto;
@@ -136,7 +120,7 @@
 
 .column-back-button {
   background: lighten($ui-base-color, 4%);
-  color: $ui-highlight-color;
+  color: $highlight-text-color;
   cursor: pointer;
   flex: 0 0 auto;
   font-size: 16px;
@@ -155,7 +139,7 @@
   background: lighten($ui-base-color, 4%);
   border: 0;
   font-family: inherit;
-  color: $ui-highlight-color;
+  color: $highlight-text-color;
   cursor: pointer;
   flex: 0 0 auto;
   font-size: 16px;
@@ -210,7 +194,7 @@
 
 .column-subheading {
   background: $ui-base-color;
-  color: $ui-base-lighter-color;
+  color: $dark-text-color;
   padding: 8px 20px;
   font-size: 12px;
   font-weight: 500;
@@ -266,14 +250,14 @@
   }
 
   & > .column-header__back-button {
-    color: $ui-highlight-color;
+    color: $highlight-text-color;
   }
 
   &.active {
     box-shadow: 0 1px 0 rgba($ui-highlight-color, 0.3);
 
     .column-header__icon {
-      color: $ui-highlight-color;
+      color: $highlight-text-color;
       text-shadow: 0 0 10px rgba($ui-highlight-color, 0.4);
     }
   }
@@ -316,13 +300,13 @@
 .column-header__button {
   background: lighten($ui-base-color, 4%);
   border: 0;
-  color: $ui-primary-color;
+  color: $darker-text-color;
   cursor: pointer;
   font-size: 16px;
   padding: 0 15px;
 
   &:hover {
-    color: lighten($ui-primary-color, 7%);
+    color: lighten($darker-text-color, 7%);
   }
 
   &.active {
@@ -368,7 +352,7 @@
   max-height: 70vh;
   overflow: hidden;
   overflow-y: auto;
-  color: $ui-primary-color;
+  color: $darker-text-color;
   transition: max-height 150ms ease-in-out, opacity 300ms linear;
   opacity: 1;
 
@@ -406,7 +390,7 @@
 
 .column-header__setting-btn {
   &:hover {
-    color: lighten($ui-primary-color, 4%);
+    color: $darker-text-color;
     text-decoration: underline;
   }
 }
@@ -438,7 +422,7 @@
 
 .empty-column-indicator,
 .error-column {
-  color: lighten($ui-base-color, 20%);
+  color: $dark-text-color;
   background: $ui-base-color;
   text-align: center;
   padding: 20px;
@@ -454,7 +438,7 @@
   }
 
   a {
-    color: $ui-highlight-color;
+    color: $highlight-text-color;
     text-decoration: none;
 
     &:hover {
diff --git a/app/javascript/flavours/glitch/styles/components/composer.scss b/app/javascript/flavours/glitch/styles/components/composer.scss
index 7112400f4..dd21eae06 100644
--- a/app/javascript/flavours/glitch/styles/components/composer.scss
+++ b/app/javascript/flavours/glitch/styles/components/composer.scss
@@ -12,7 +12,7 @@
     padding: 10px;
     width: 100%;
     outline: 0;
-    color: $ui-base-color;
+    color: $inverted-text-color;
     background: $simple-background-color;
     font-size: 14px;
     font-family: inherit;
@@ -24,7 +24,7 @@
 }
 
 .composer--warning {
-  color: darken($ui-secondary-color, 65%);
+  color: $inverted-text-color;
   margin-bottom: 15px;
   background: $ui-primary-color;
   box-shadow: 0 2px 6px rgba($base-shadow-color, 0.3);
@@ -34,7 +34,7 @@
   font-weight: 400;
 
   a {
-    color: darken($ui-primary-color, 33%);
+    color: $lighter-text-color;
     font-weight: 500;
     text-decoration: underline;
 
@@ -54,7 +54,7 @@
     margin-bottom: 5px;
     overflow: hidden;
 
-    & > .account.small { color: $ui-base-color }
+    & > .account.small { color: $inverted-text-color; }
 
     & > .cancel {
       float: right;
@@ -68,7 +68,7 @@
     padding: 0 12px;
     font-size: 14px;
     line-height: 20px;
-    color: $ui-base-color;
+    color: $inverted-text-color;
     word-wrap: break-word;
     font-weight: 400;
     overflow: visible;
@@ -82,7 +82,7 @@
     }
 
     a {
-      color: lighten($ui-base-color, 20%);
+      color: $lighter-text-color;
       text-decoration: none;
 
       &:hover { text-decoration: underline }
@@ -129,7 +129,7 @@
       width: 100%;
       min-height: 100px;
       outline: 0;
-      color: $ui-base-color;
+      color: $inverted-text-color;
       background: $simple-background-color;
       font-size: 14px;
       font-family: inherit;
@@ -160,7 +160,7 @@
     margin: 2px 0 0 2px;
     width: 24px;
     height: 24px;
-    color: darken($ui-primary-color, 24%);
+    color: $lighter-text-color;
     font-size: 18px;
     line-height: 24px;
     text-align: center;
@@ -176,7 +176,7 @@
   border-radius: 0 0 4px 4px;
   padding: 6px;
   width: 100%;
-  color: $ui-base-color;
+  color: $inverted-text-color;
   background: $ui-secondary-color;
   box-shadow: 4px 4px 6px rgba($base-shadow-color, 0.4);
   font-size: 14px;
@@ -214,14 +214,14 @@
 
   & > .account.small {
     .display-name {
-      & > span { color: lighten($ui-base-color, 36%) }
+      & > span { color: $lighter-text-color }
     }
   }
 }
 
 .composer--upload_form {
   padding: 5px;
-  color: $ui-base-color;
+  color: $inverted-text-color;
   background: $simple-background-color;
   font-size: 14px;
 
@@ -258,7 +258,7 @@
       border: 0;
       padding: 10px;
       width: 100%;
-      color: $ui-secondary-color;
+      color: $secondary-text-color;
       background: linear-gradient(0deg, rgba($base-shadow-color, 0.8) 0, rgba($base-shadow-color, 0.35) 80%, transparent);
       font-size: 14px;
       font-family: inherit;
@@ -271,7 +271,7 @@
 
       &::placeholder {
         opacity: 0.54;
-        color: $ui-secondary-color;
+        color: $secondary-text-color;
       }
     }
 
@@ -288,7 +288,7 @@
 .composer--upload_form--progress {
   display: flex;
   padding: 10px;
-  color: $ui-base-lighter-color;
+  color: $darker-text-color;
   overflow: hidden;
 
   & > .fa {
@@ -380,18 +380,18 @@
   display: flex;
   align-items: center;
   padding: 10px;
-  color: $ui-base-color;
+  color: $inverted-text-color;
   cursor: pointer;
 
   & > .content {
     flex: 1 1 auto;
-    color: darken($ui-primary-color, 24%);
+    color: $lighter-text-color;
 
     &:not(:first-child) { margin-left: 10px }
 
     strong {
       display: block;
-      color: $ui-base-color;
+      color: $inverted-text-color;
       font-weight: 500;
     }
   }
diff --git a/app/javascript/flavours/glitch/styles/components/drawer.scss b/app/javascript/flavours/glitch/styles/components/drawer.scss
index 0ed8c392a..df239dba7 100644
--- a/app/javascript/flavours/glitch/styles/components/drawer.scss
+++ b/app/javascript/flavours/glitch/styles/components/drawer.scss
@@ -92,7 +92,7 @@
     padding: 15px 5px 13px;
     height: 48px;
     flex: 1 1 auto;
-    color: $ui-primary-color;
+    color: $darker-text-color;
     text-align: center;
     text-decoration: none;
     cursor: pointer;
@@ -127,7 +127,7 @@
     width: 100%;
     height: 36px;
     outline: 0;
-    color: $ui-primary-color;
+    color: $darker-text-color;
     background: $ui-base-color;
     font-size: 14px;
     font-family: inherit;
@@ -146,7 +146,7 @@
     right: 10px;
     width: 18px;
     height: 18px;
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
     font-size: 18px;
     line-height: 18px;
     z-index: 2;
@@ -199,12 +199,12 @@
   border-radius: 4px;
   padding: 10px 14px 14px 14px;
   box-shadow: 2px 4px 15px rgba($base-shadow-color, 0.4);
-  color: $ui-primary-color;
+  color: $light-text-color;
   background: $simple-background-color;
 
   h4 {
     margin-bottom: 10px;
-    color: $ui-primary-color;
+    color: $light-text-color;
     font-size: 13px;
     font-weight: 500;
     text-transform: uppercase;
@@ -214,14 +214,14 @@
   li { padding: 4px 0 }
 
   em {
-    color: $ui-base-color;
+    color: $inverted-text-color;
     font-weight: 500;
   }
 }
 
 .drawer--account {
   padding: 10px;
-  color: $ui-primary-color;
+  color: $darker-text-color;
 
   & > a {
     color: inherit;
@@ -235,7 +235,7 @@
 
   & > .acct {
     display: block;
-    color: $primary-text-color;
+    color: $secondary-text-color;
     font-weight: 500;
     white-space: nowrap;
     overflow: hidden;
@@ -258,7 +258,7 @@
   & > header {
     border-bottom: 1px solid darken($ui-base-color, 4%);
     padding: 15px 10px;
-    color: $ui-base-lighter-color;
+    color: $dark-text-color;
     background: lighten($ui-base-color, 2%);
     font-size: 14px;
     font-weight: 500;
@@ -270,13 +270,13 @@
     & > .hashtag {
       display: block;
       padding: 10px;
-      color: $ui-secondary-color;
+      color: $secondary-text-color;
       text-decoration: none;
 
       &:hover,
       &:active,
       &:focus {
-        color: lighten($ui-secondary-color, 4%);
+        color: lighten($secondary-text-color, 4%);
         text-decoration: underline;
       }
     }
diff --git a/app/javascript/flavours/glitch/styles/components/emoji_picker.scss b/app/javascript/flavours/glitch/styles/components/emoji_picker.scss
index 4161cc045..dcc551c5b 100644
--- a/app/javascript/flavours/glitch/styles/components/emoji_picker.scss
+++ b/app/javascript/flavours/glitch/styles/components/emoji_picker.scss
@@ -7,7 +7,7 @@
 
   font-size: 13px;
   display: inline-block;
-  color: $ui-base-color;
+  color: $inverted-text-color;
 
   .emoji-mart-emoji {
     padding: 6px;
@@ -36,7 +36,7 @@
   display: flex;
   justify-content: space-between;
   padding: 0 6px;
-  color: $ui-primary-color;
+  color: $lighter-text-color;
   line-height: 0;
 }
 
@@ -50,15 +50,15 @@
   cursor: pointer;
 
   &:hover {
-    color: darken($ui-primary-color, 4%);
+    color: darken($lighter-text-color, 4%);
   }
 }
 
 .emoji-mart-anchor-selected {
-  color: darken($ui-highlight-color, 3%);
+  color: $highlight-text-color;
 
   &:hover {
-    color: darken($ui-highlight-color, 3%);
+    color: darken($highlight-text-color, 4%);
   }
 
   .emoji-mart-anchor-bar {
@@ -115,7 +115,7 @@
     display: block;
     width: 100%;
     background: rgba($ui-secondary-color, 0.3);
-    color: $ui-primary-color;
+    color: $inverted-text-color;
     border: 1px solid $ui-secondary-color;
     border-radius: 4px;
 
@@ -184,7 +184,7 @@
   font-size: 14px;
   text-align: center;
   padding-top: 70px;
-  color: $ui-primary-color;
+  color: $light-text-color;
 
   .emoji-mart-category-label {
     display: none;
diff --git a/app/javascript/flavours/glitch/styles/components/index.scss b/app/javascript/flavours/glitch/styles/components/index.scss
index afb54056c..6f3338605 100644
--- a/app/javascript/flavours/glitch/styles/components/index.scss
+++ b/app/javascript/flavours/glitch/styles/components/index.scss
@@ -52,7 +52,7 @@
   }
 
   &.button-alternative {
-    color: $ui-base-color;
+    color: $inverted-text-color;
     background: $ui-primary-color;
 
     &:active,
@@ -76,7 +76,7 @@
     font-size: 16px;
     line-height: 36px;
     height: auto;
-    color: $ui-primary-color;
+    color: $darker-text-color;
     text-transform: none;
     background: transparent;
     padding: 3px 15px;
@@ -87,7 +87,7 @@
     &:focus,
     &:hover {
       border-color: lighten($ui-primary-color, 4%);
-      color: lighten($ui-primary-color, 4%);
+      color: lighten($darker-text-color, 4%);
     }
   }
 
@@ -100,7 +100,7 @@
 .icon-button {
   display: inline-block;
   padding: 0;
-  color: $ui-base-lighter-color;
+  color: $action-button-color;
   border: none;
   background: transparent;
   cursor: pointer;
@@ -109,17 +109,17 @@
   &:hover,
   &:active,
   &:focus {
-    color: lighten($ui-base-color, 33%);
+    color: lighten($action-button-color, 7%);
     transition: color 200ms ease-out;
   }
 
   &.disabled {
-    color: lighten($ui-base-color, 13%);
+    color: darken($action-button-color, 13%);
     cursor: default;
   }
 
   &.active {
-    color: $ui-highlight-color;
+    color: $highlight-text-color;
   }
 
   &::-moz-focus-inner {
@@ -133,23 +133,23 @@
   }
 
   &.inverted {
-    color: lighten($ui-base-color, 33%);
+    color: $lighter-text-color;
 
     &:hover,
     &:active,
     &:focus {
-      color: $ui-base-lighter-color;
+      color: darken($lighter-text-color, 7%);
     }
 
     &.disabled {
-      color: $ui-primary-color;
+      color: lighten($lighter-text-color, 7%);
     }
 
     &.active {
-      color: $ui-highlight-color;
+      color: $highlight-text-color;
 
       &.disabled {
-        color: lighten($ui-highlight-color, 13%);
+        color: lighten($highlight-text-color, 13%);
       }
     }
   }
@@ -168,7 +168,7 @@
 }
 
 .text-icon-button {
-  color: lighten($ui-base-color, 33%);
+  color: $lighter-text-color;
   border: none;
   background: transparent;
   cursor: pointer;
@@ -182,17 +182,17 @@
   &:hover,
   &:active,
   &:focus {
-    color: $ui-base-lighter-color;
+    color: darken($lighter-text-color, 7%);
     transition: color 200ms ease-out;
   }
 
   &.disabled {
-    color: lighten($ui-base-color, 13%);
+    color: lighten($lighter-text-color, 20%);
     cursor: default;
   }
 
   &.active {
-    color: $ui-highlight-color;
+    color: $highlight-text-color;
   }
 
   &::-moz-focus-inner {
@@ -211,25 +211,6 @@
   transform-origin: 50% 0;
 }
 
-.dropdown--active .icon-button {
-  color: $ui-highlight-color;
-}
-
-.dropdown--active::after {
-  @media screen and (min-width: 631px) {
-    content: "";
-    display: block;
-    position: absolute;
-    width: 0;
-    height: 0;
-    border-style: solid;
-    border-width: 0 4.5px 7.8px;
-    border-color: transparent transparent $ui-secondary-color;
-    bottom: 8px;
-    right: 104px;
-  }
-}
-
 .invisible {
   font-size: 0;
   line-height: 0;
@@ -254,10 +235,6 @@
   }
 }
 
-.lightbox .icon-button {
-  color: $ui-base-color;
-}
-
 .notification__favourite-icon-wrapper {
   left: 0;
   position: absolute;
@@ -462,7 +439,7 @@
     box-sizing: border-box;
     text-decoration: none;
     background: $ui-secondary-color;
-    color: $ui-base-color;
+    color: $inverted-text-color;
     overflow: hidden;
     text-overflow: ellipsis;
     white-space: nowrap;
@@ -471,7 +448,7 @@
     &:hover,
     &:active {
       background: $ui-highlight-color;
-      color: $ui-secondary-color;
+      color: $secondary-text-color;
       outline: 0;
     }
   }
@@ -513,7 +490,7 @@
     box-sizing: border-box;
     text-decoration: none;
     background: $ui-secondary-color;
-    color: $ui-base-color;
+    color: $inverted-text-color;
     overflow: hidden;
     text-overflow: ellipsis;
     white-space: nowrap;
@@ -524,7 +501,7 @@
 
     &:hover {
       background: $ui-highlight-color;
-      color: $ui-secondary-color;
+      color: $secondary-text-color;
     }
   }
 }
@@ -536,7 +513,7 @@
 .static-content {
   padding: 10px;
   padding-top: 20px;
-  color: $ui-base-lighter-color;
+  color: $dark-text-color;
 
   h1 {
     font-size: 16px;
@@ -577,7 +554,7 @@
 
   &.active {
     border-bottom: 2px solid $ui-highlight-color;
-    color: $ui-highlight-color;
+    color: $highlight-text-color;
   }
 
   &:hover,
@@ -752,11 +729,11 @@
   flex: 1 0 auto;
 
   p {
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
   }
 
   a {
-    color: $ui-base-lighter-color;
+    color: $dark-text-color;
   }
 }
 
@@ -793,7 +770,7 @@
 }
 
 .setting-text {
-  color: $ui-primary-color;
+  color: $darker-text-color;
   background: transparent;
   border: none;
   border-bottom: 2px solid $ui-primary-color;
@@ -815,12 +792,12 @@
   }
 
   &.light {
-    color: $ui-base-color;
+    color: $inverted-text-color;
     border-bottom: 2px solid lighten($ui-base-color, 27%);
 
     &:focus,
     &:active {
-      color: $ui-base-color;
+      color: $inverted-text-color;
       border-bottom-color: $ui-highlight-color;
     }
   }
@@ -845,17 +822,17 @@
 }
 
 .reduce-motion button.icon-button i.fa-retweet {
-  color: $ui-base-lighter-color;
+  color: $action-button-color;
   transition: color 100ms ease-in;
 }
 
 .reduce-motion button.icon-button.active i.fa-retweet {
-  color: $ui-highlight-color;
+  color: $highlight-text-color;
 }
 
 .load-more {
   display: block;
-  color: $ui-base-lighter-color;
+  color: $dark-text-color;
   background-color: transparent;
   border: 0;
   font-size: inherit;
@@ -917,7 +894,7 @@
     width: 30px;
     height: 30px;
     font-size: 20px;
-    color: $ui-primary-color;
+    color: $inverted-text-color;
     text-shadow: 0 0 5px black;
     display: flex;
     justify-content: center;
@@ -945,7 +922,7 @@
 }
 
 .loading-indicator {
-  color: lighten($ui-base-color, 26%);
+  color: $dark-text-color;
   font-size: 12px;
   font-weight: 400;
   text-transform: uppercase;
@@ -1033,7 +1010,7 @@
 
 .setting-toggle__label,
 .setting-meta__label {
-  color: $ui-primary-color;
+  color: $darker-text-color;
   display: inline-block;
   margin-bottom: 14px;
   margin-left: 8px;
@@ -1041,7 +1018,6 @@
 }
 
 .setting-meta__label {
-  color: $ui-primary-color;
   float: right;
 }
 
@@ -1122,7 +1098,7 @@
   display: flex;
   align-items: center;
   justify-content: center;
-  color: $ui-secondary-color;
+  color: $secondary-text-color;
   font-size: 18px;
   font-weight: 500;
   border: 2px dashed $ui-base-lighter-color;
@@ -1158,11 +1134,11 @@ noscript {
   div {
     font-size: 14px;
     margin: 30px auto;
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
     max-width: 400px;
 
     a {
-      color: $ui-highlight-color;
+      color: $highlight-text-color;
       text-decoration: underline;
 
       &:hover {
diff --git a/app/javascript/flavours/glitch/styles/components/lists.scss b/app/javascript/flavours/glitch/styles/components/lists.scss
index 85f416ceb..f5837c6c4 100644
--- a/app/javascript/flavours/glitch/styles/components/lists.scss
+++ b/app/javascript/flavours/glitch/styles/components/lists.scss
@@ -1,67 +1,3 @@
-.attachment-list {
-  display: flex;
-  font-size: 14px;
-  border: 1px solid lighten($ui-base-color, 8%);
-  border-radius: 4px;
-  margin-top: 14px;
-  overflow: hidden;
-
-  &__icon {
-    flex: 0 0 auto;
-    color: $ui-base-lighter-color;
-    padding: 8px 18px;
-    cursor: default;
-    border-right: 1px solid lighten($ui-base-color, 8%);
-    display: flex;
-    flex-direction: column;
-    align-items: center;
-    justify-content: center;
-    font-size: 26px;
-
-    .fa {
-      display: block;
-    }
-  }
-
-  &__list {
-    list-style: none;
-    padding: 4px 0;
-    padding-left: 8px;
-    display: flex;
-    flex-direction: column;
-    justify-content: center;
-
-    li {
-      display: block;
-      padding: 4px 0;
-    }
-
-    a {
-      text-decoration: none;
-      color: $ui-base-lighter-color;
-      font-weight: 500;
-
-      &:hover {
-        text-decoration: underline;
-      }
-    }
-  }
-
-  &.compact {
-    border: 0;
-    margin-top: 4px;
-
-    .attachment-list__list {
-      padding: 0;
-      display: block;
-    }
-
-    .fa {
-      color: $ui-base-lighter-color;
-    }
-  }
-}
-
 .list-editor {
   background: $ui-base-color;
   flex-direction: column;
diff --git a/app/javascript/flavours/glitch/styles/components/local_settings.scss b/app/javascript/flavours/glitch/styles/components/local_settings.scss
index 16c8cf003..9e1606e99 100644
--- a/app/javascript/flavours/glitch/styles/components/local_settings.scss
+++ b/app/javascript/flavours/glitch/styles/components/local_settings.scss
@@ -3,7 +3,7 @@
   display: flex;
   flex-direction: row;
   background: $ui-secondary-color;
-  color: $ui-base-color;
+  color: $inverted-text-color;
   border-radius: 8px;
   height: 80vh;
   width: 80vw;
@@ -58,8 +58,8 @@
 }
 
 .glitch.local-settings__navigation {
-  background: $primary-text-color;
-  color: $ui-base-color;
+  background: $simple-background-color;
+  color: $inverted-text-color;
   width: 200px;
   font-size: 15px;
   line-height: 20px;
diff --git a/app/javascript/flavours/glitch/styles/components/media.scss b/app/javascript/flavours/glitch/styles/components/media.scss
index 9d06a508e..90674612d 100644
--- a/app/javascript/flavours/glitch/styles/components/media.scss
+++ b/app/javascript/flavours/glitch/styles/components/media.scss
@@ -15,7 +15,7 @@
 
 .media-spoiler {
   background: $base-overlay-background;
-  color: $ui-primary-color;
+  color: $darker-text-color;
   border: 0;
   width: 100%;
   height: 100%;
@@ -23,7 +23,7 @@
   &:hover,
   &:active,
   &:focus {
-    color: lighten($ui-primary-color, 8%);
+    color: lighten($darker-text-color, 8%);
   }
 
   .status__content > & {
@@ -350,7 +350,7 @@
     z-index: 4;
     border: 0;
     background: $base-shadow-color;
-    color: $ui-primary-color;
+    color: $darker-text-color;
     transition: none;
     pointer-events: none;
 
@@ -361,7 +361,7 @@
       &:hover,
       &:active,
       &:focus {
-        color: lighten($ui-primary-color, 8%);
+        color: lighten($darker-text-color, 7%);
       }
     }
 
diff --git a/app/javascript/flavours/glitch/styles/components/metadata.scss b/app/javascript/flavours/glitch/styles/components/metadata.scss
index 9ca03fc2c..fa1a4bc34 100644
--- a/app/javascript/flavours/glitch/styles/components/metadata.scss
+++ b/app/javascript/flavours/glitch/styles/components/metadata.scss
@@ -32,7 +32,7 @@
   }
 
   th {
-    color: $ui-primary-color;
+    color: $darker-text-color;
     background: lighten($ui-base-color, 13%);
     max-width: 120px;
 
@@ -47,7 +47,7 @@
     background: $ui-base-color;
 
     a {
-      color: $ui-highlight-color;
+      color: $highlight-text-color;
     }
   }
 }
diff --git a/app/javascript/flavours/glitch/styles/components/modal.scss b/app/javascript/flavours/glitch/styles/components/modal.scss
index 2eb80aba8..e3f74cb34 100644
--- a/app/javascript/flavours/glitch/styles/components/modal.scss
+++ b/app/javascript/flavours/glitch/styles/components/modal.scss
@@ -44,7 +44,7 @@
 .error-modal,
 .embed-modal {
   background: $ui-secondary-color;
-  color: $ui-base-color;
+  color: $inverted-text-color;
   border-radius: 8px;
   overflow: hidden;
   display: flex;
@@ -132,7 +132,7 @@
 
   .onboarding-modal__nav,
   .error-modal__nav {
-    color: darken($ui-secondary-color, 34%);
+    color: $lighter-text-color;
     border: 0;
     font-size: 14px;
     font-weight: 500;
@@ -146,18 +146,18 @@
     &:hover,
     &:focus,
     &:active {
-      color: darken($ui-secondary-color, 38%);
+      color: darken($lighter-text-color, 4%);
       background-color: darken($ui-secondary-color, 16%);
     }
 
     &.onboarding-modal__done,
     &.onboarding-modal__next {
-      color: $ui-base-color;
+      color: $inverted-text-color;
 
       &:hover,
       &:focus,
       &:active {
-        color: darken($ui-base-color, 4%);
+        color: lighten($inverted-text-color, 4%);
       }
     }
   }
@@ -209,17 +209,17 @@
   h1 {
     font-size: 18px;
     font-weight: 500;
-    color: $ui-base-color;
+    color: $inverted-text-color;
     margin-bottom: 20px;
   }
 
   a {
-    color: $ui-highlight-color;
+    color: $highlight-text-color;
 
     &:hover,
     &:focus,
     &:active {
-      color: lighten($ui-highlight-color, 4%);
+      color: lighten($highlight-text-color, 4%);
     }
   }
 
@@ -229,7 +229,7 @@
 
   p {
     font-size: 16px;
-    color: lighten($ui-base-color, 8%);
+    color: $lighter-text-color;
     margin-top: 10px;
     margin-bottom: 10px;
 
@@ -240,7 +240,7 @@
     strong {
       font-weight: 500;
       background: $ui-base-color;
-      color: $ui-secondary-color;
+      color: $secondary-text-color;
       border-radius: 4px;
       font-size: 14px;
       padding: 3px 6px;
@@ -292,7 +292,7 @@
 
   &__label {
     font-weight: 500;
-    color: $ui-base-color;
+    color: $inverted-text-color;
     margin-bottom: 5px;
     text-transform: uppercase;
     font-size: 12px;
@@ -300,7 +300,7 @@
 
   &__case {
     background: $ui-base-color;
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
     font-weight: 500;
     padding: 10px;
     border-radius: 4px;
@@ -317,7 +317,7 @@
 
   .figure {
     background: darken($ui-base-color, 8%);
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
     margin-bottom: 20px;
     border-radius: 4px;
     padding: 10px;
@@ -407,7 +407,7 @@
 .actions-modal,
 .mute-modal {
   background: lighten($ui-secondary-color, 8%);
-  color: $ui-base-color;
+  color: $inverted-text-color;
   border-radius: 8px;
   overflow: hidden;
   max-width: 90vw;
@@ -425,6 +425,10 @@
     top: 10px;
     width: 48px;
   }
+
+  .status__content__spoiler-link {
+    color: lighten($secondary-text-color, 8%);
+  }
 }
 
 .actions-modal {
@@ -464,7 +468,7 @@
   & > div {
     flex: 1 1 auto;
     text-align: right;
-    color: lighten($ui-base-color, 33%);
+    color: $lighter-text-color;
     padding-right: 10px;
   }
 
@@ -532,6 +536,10 @@
   overflow-y: auto;
   overflow-x: hidden;
 
+  .status__content a {
+    color: $highlight-text-color;
+  }
+
   @media screen and (max-width: 480px) {
     max-height: 10vh;
   }
@@ -553,7 +561,7 @@
     box-sizing: border-box;
     width: 100%;
     margin: 0;
-    color: $ui-base-color;
+    color: $inverted-text-color;
     background: $white;
     padding: 10px;
     font-family: inherit;
@@ -575,7 +583,7 @@
     margin-bottom: 24px;
 
     &__label {
-      color: $ui-base-color;
+      color: $inverted-text-color;
       font-size: 14px;
     }
   }
@@ -628,7 +636,7 @@
 
     li:not(:empty) {
       a {
-        color: $ui-base-color;
+        color: $inverted-text-color;
         display: flex;
         padding: 12px 16px;
         font-size: 15px;
@@ -646,8 +654,8 @@
         &:focus {
           &,
           button {
-          background: $ui-highlight-color;
-          color: $primary-text-color;
+            background: $ui-highlight-color;
+            color: $primary-text-color;
           }
         }
 
@@ -666,14 +674,14 @@
   .confirmation-modal__cancel-button,
   .mute-modal__cancel-button {
     background-color: transparent;
-    color: darken($ui-secondary-color, 34%);
+    color: $lighter-text-color;
     font-size: 14px;
     font-weight: 500;
 
     &:hover,
     &:focus,
     &:active {
-      color: darken($ui-secondary-color, 38%);
+      color: darken($lighter-text-color, 4%);
     }
   }
 }
@@ -715,7 +723,6 @@
     }
 
     .embed-modal__html {
-      color: $ui-secondary-color;
       outline: 0;
       box-sizing: border-box;
       display: block;
@@ -724,7 +731,7 @@
       padding: 10px;
       font-family: 'mastodon-font-monospace', monospace;
       background: $ui-base-color;
-      color: $ui-primary-color;
+      color: $primary-text-color;
       font-size: 14px;
       margin: 0;
       margin-bottom: 15px;
diff --git a/app/javascript/flavours/glitch/styles/components/regeneration_indicator.scss b/app/javascript/flavours/glitch/styles/components/regeneration_indicator.scss
index 9c1873cdf..178df6652 100644
--- a/app/javascript/flavours/glitch/styles/components/regeneration_indicator.scss
+++ b/app/javascript/flavours/glitch/styles/components/regeneration_indicator.scss
@@ -2,7 +2,7 @@
   text-align: center;
   font-size: 16px;
   font-weight: 500;
-  color: lighten($ui-base-color, 16%);
+  color: $dark-text-color;
   background: $ui-base-color;
   cursor: default;
   display: flex;
@@ -42,7 +42,7 @@
     strong {
       display: block;
       margin-bottom: 10px;
-      color: lighten($ui-base-color, 34%);
+      color: $dark-text-color;
     }
 
     span {
diff --git a/app/javascript/flavours/glitch/styles/components/search.scss b/app/javascript/flavours/glitch/styles/components/search.scss
index 546697176..91861ea19 100644
--- a/app/javascript/flavours/glitch/styles/components/search.scss
+++ b/app/javascript/flavours/glitch/styles/components/search.scss
@@ -12,7 +12,7 @@
   padding-right: 30px;
   font-family: inherit;
   background: $ui-base-color;
-  color: $ui-primary-color;
+  color: $darker-text-color;
   font-size: 14px;
   margin: 0;
 
@@ -47,7 +47,7 @@
     font-size: 18px;
     width: 18px;
     height: 18px;
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
     cursor: default;
     pointer-events: none;
 
@@ -82,7 +82,7 @@
 }
 
 .search-results__header {
-  color: $ui-base-lighter-color;
+  color: $dark-text-color;
   background: lighten($ui-base-color, 2%);
   border-bottom: 1px solid darken($ui-base-color, 4%);
   padding: 15px 10px;
@@ -93,13 +93,13 @@
 .search-results__hashtag {
   display: block;
   padding: 10px;
-  color: $ui-secondary-color;
+  color: $secondary-text-color;
   text-decoration: none;
 
   &:hover,
   &:active,
   &:focus {
-    color: lighten($ui-secondary-color, 4%);
+    color: lighten($secondary-text-color, 4%);
     text-decoration: underline;
   }
 }
diff --git a/app/javascript/flavours/glitch/styles/components/status.scss b/app/javascript/flavours/glitch/styles/components/status.scss
index 2946b39e1..733845c5f 100644
--- a/app/javascript/flavours/glitch/styles/components/status.scss
+++ b/app/javascript/flavours/glitch/styles/components/status.scss
@@ -33,14 +33,14 @@
   }
 
   a {
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
     text-decoration: none;
 
     &:hover {
       text-decoration: underline;
 
       .fa {
-        color: lighten($ui-base-color, 40%);
+        color: lighten($dark-text-color, 7%);
       }
     }
 
@@ -55,7 +55,7 @@
     }
 
     .fa {
-      color: lighten($ui-base-color, 30%);
+      color: $dark-text-color;
     }
   }
 
@@ -82,7 +82,7 @@
   border-radius: 2px;
   background: lighten($ui-base-color, 30%);
   border: none;
-  color: lighten($ui-base-color, 8%);
+  color: $inverted-text-color;
   font-weight: 500;
   font-size: 11px;
   padding: 0 5px;
@@ -177,36 +177,32 @@
 
   &.status-direct {
     background: lighten($ui-base-color, 8%);
-
-    .icon-button.disabled {
-      color: lighten($ui-base-color, 16%);
-    }
   }
 
   &.light {
     .status__relative-time {
-      color: $ui-primary-color;
+      color: $lighter-text-color;
     }
 
     .status__display-name {
-      color: $ui-base-color;
+      color: $inverted-text-color;
     }
 
     .display-name {
       strong {
-        color: $ui-base-color;
+        color: $inverted-text-color;
       }
 
       span {
-        color: $ui-primary-color;
+        color: $lighter-text-color;
       }
     }
 
     .status__content {
-      color: $ui-base-color;
+      color: $inverted-text-color;
 
       a {
-        color: $ui-highlight-color;
+        color: $highlight-text-color;
       }
 
       a.status__content__spoiler-link {
@@ -285,7 +281,7 @@
     background: transparent;
 
     .icon-button.disabled {
-      color: lighten($ui-base-color, 13%);
+      color: lighten($action-button-color, 13%);
     }
   }
 }
@@ -295,7 +291,7 @@
   margin-left: auto;
   padding-left: 18px;
   width: 120px;
-  color: $ui-base-lighter-color;
+  color: $dark-text-color;
   font-size: 14px;
   text-align: right;
   white-space: nowrap;
@@ -305,7 +301,7 @@
 
 .status__display-name {
   margin: 0 auto 0 0;
-  color: $ui-base-lighter-color;
+  color: $dark-text-color;
   overflow: hidden;
 }
 
@@ -333,7 +329,7 @@
   display: flex;
   align-items: center;
   height: 1em;
-  color: lighten($ui-base-color, 26%);
+  color: $action-button-color;
 
   .status__visibility-icon {
     padding-left: 6px;
@@ -382,13 +378,13 @@
 
 .status__prepend {
   margin: -10px -10px 10px;
-  color: $ui-base-lighter-color;
+  color: $dark-text-color;
   padding: 8px 10px 0 68px;
   font-size: 14px;
   position: relative;
 
   .status__display-name strong {
-    color: $ui-base-lighter-color;
+    color: $dark-text-color;
   }
 
   > span {
@@ -445,7 +441,7 @@
 
 .detailed-status__meta {
   margin-top: 15px;
-  color: $ui-base-lighter-color;
+  color: $dark-text-color;
   font-size: 14px;
   line-height: 18px;
 }
@@ -515,7 +511,7 @@
 }
 
 .detailed-status__display-name {
-  color: $ui-secondary-color;
+  color: $secondary-text-color;
   display: block;
   line-height: 24px;
   margin-bottom: 15px;
@@ -549,11 +545,11 @@
 .muted {
   .status__content p,
   .status__content a {
-    color: $ui-base-lighter-color;
+    color: $dark-text-color;
   }
 
   .status__display-name strong {
-    color: $ui-base-lighter-color;
+    color: $dark-text-color;
   }
 
   .status__avatar {
@@ -562,7 +558,7 @@
 
   a.status__content__spoiler-link {
     background: $ui-base-lighter-color;
-    color: lighten($ui-base-color, 4%);
+    color: $inverted-text-color;
 
     &:hover {
       background: lighten($ui-base-color, 29%);
@@ -584,7 +580,7 @@
   font-size: 14px;
   border: 1px solid lighten($ui-base-color, 8%);
   border-radius: 4px;
-  color: $ui-base-lighter-color;
+  color: $dark-text-color;
   margin-top: 14px;
   text-decoration: none;
   overflow: hidden;
@@ -626,7 +622,7 @@
   display: block;
   font-weight: 500;
   margin-bottom: 5px;
-  color: $ui-primary-color;
+  color: $darker-text-color;
   overflow: hidden;
   text-overflow: ellipsis;
   white-space: nowrap;
@@ -639,7 +635,7 @@
 }
 
 .status-card__description {
-  color: $ui-primary-color;
+  color: $darker-text-color;
 }
 
 .status-card__host {
@@ -738,3 +734,67 @@
   top: 4px;
   z-index: 5;
 }
+
+.attachment-list {
+  display: flex;
+  font-size: 14px;
+  border: 1px solid lighten($ui-base-color, 8%);
+  border-radius: 4px;
+  margin-top: 14px;
+  overflow: hidden;
+
+  &__icon {
+    flex: 0 0 auto;
+    color: $dark-text-color;
+    padding: 8px 18px;
+    cursor: default;
+    border-right: 1px solid lighten($ui-base-color, 8%);
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+    font-size: 26px;
+
+    .fa {
+      display: block;
+    }
+  }
+
+  &__list {
+    list-style: none;
+    padding: 4px 0;
+    padding-left: 8px;
+    display: flex;
+    flex-direction: column;
+    justify-content: center;
+
+    li {
+      display: block;
+      padding: 4px 0;
+    }
+
+    a {
+      text-decoration: none;
+      color: $dark-text-color;
+      font-weight: 500;
+
+      &:hover {
+        text-decoration: underline;
+      }
+    }
+  }
+
+  &.compact {
+    border: 0;
+    margin-top: 4px;
+
+    .attachment-list__list {
+      padding: 0;
+      display: block;
+    }
+
+    .fa {
+      color: $dark-text-color;
+    }
+  }
+}
diff --git a/app/javascript/flavours/glitch/styles/containers.scss b/app/javascript/flavours/glitch/styles/containers.scss
index e761f58eb..9d5ab66a4 100644
--- a/app/javascript/flavours/glitch/styles/containers.scss
+++ b/app/javascript/flavours/glitch/styles/containers.scss
@@ -100,7 +100,7 @@
 
   .name {
     flex: 1 1 auto;
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
     width: calc(100% - 88px);
 
     .username {
diff --git a/app/javascript/flavours/glitch/styles/contrast.scss b/app/javascript/flavours/glitch/styles/contrast.scss
new file mode 100644
index 000000000..4de31db9a
--- /dev/null
+++ b/app/javascript/flavours/glitch/styles/contrast.scss
@@ -0,0 +1,3 @@
+@import 'contrast/variables';
+@import 'index';
+@import 'contrast/diff';
diff --git a/app/javascript/flavours/glitch/styles/contrast/diff.scss b/app/javascript/flavours/glitch/styles/contrast/diff.scss
new file mode 100644
index 000000000..eee9ecc3e
--- /dev/null
+++ b/app/javascript/flavours/glitch/styles/contrast/diff.scss
@@ -0,0 +1,14 @@
+// components.scss
+.compose-form {
+  .compose-form__modifiers {
+    .compose-form__upload {
+      &-description {
+        input {
+          &::placeholder {
+            opacity: 1.0;
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/app/javascript/flavours/glitch/styles/contrast/variables.scss b/app/javascript/flavours/glitch/styles/contrast/variables.scss
new file mode 100644
index 000000000..35d11060e
--- /dev/null
+++ b/app/javascript/flavours/glitch/styles/contrast/variables.scss
@@ -0,0 +1,22 @@
+// Dependent colors
+$black: #000000;
+
+$classic-base-color: #282c37;
+$classic-primary-color: #9baec8;
+$classic-secondary-color: #d9e1e8;
+
+$ui-base-color: $classic-base-color !default;
+$ui-primary-color: $classic-primary-color !default;
+$ui-secondary-color: $classic-secondary-color !default;
+
+// Differences
+$ui-highlight-color: #2b5fd9;
+
+$darker-text-color: lighten($ui-primary-color, 20%) !default;
+$dark-text-color: lighten($ui-primary-color, 12%) !default;
+$secondary-text-color: lighten($ui-secondary-color, 6%) !default;
+$action-button-color: #8d9ac2;
+
+$inverted-text-color: $black !default;
+$lighter-text-color: darken($ui-base-color,6%) !default;
+$light-text-color: darken($ui-primary-color, 40%) !default;
diff --git a/app/javascript/flavours/glitch/styles/footer.scss b/app/javascript/flavours/glitch/styles/footer.scss
index 2d953b34e..ba2a06954 100644
--- a/app/javascript/flavours/glitch/styles/footer.scss
+++ b/app/javascript/flavours/glitch/styles/footer.scss
@@ -2,7 +2,7 @@
   text-align: center;
   margin-top: 30px;
   font-size: 12px;
-  color: darken($ui-secondary-color, 25%);
+  color: $darker-text-color;
 
   .domain {
     font-weight: 500;
diff --git a/app/javascript/flavours/glitch/styles/forms.scss b/app/javascript/flavours/glitch/styles/forms.scss
index 0a43f14b7..0b12742a9 100644
--- a/app/javascript/flavours/glitch/styles/forms.scss
+++ b/app/javascript/flavours/glitch/styles/forms.scss
@@ -29,24 +29,14 @@ code {
 
   span.hint {
     display: block;
-    color: $ui-primary-color;
+    color: $darker-text-color;
     font-size: 12px;
     margin-top: 4px;
   }
 
-  h4 {
-    text-transform: uppercase;
-    font-size: 13px;
-    font-weight: 500;
-    color: $ui-primary-color;
-    padding-bottom: 8px;
-    margin-bottom: 8px;
-    border-bottom: 1px solid lighten($ui-base-color, 8%);
-  }
-
   p.hint {
     margin-bottom: 15px;
-    color: $ui-primary-color;
+    color: $darker-text-color;
 
     &.subtle-hint {
       text-align: center;
@@ -54,10 +44,10 @@ code {
       line-height: 18px;
       margin-top: 15px;
       margin-bottom: 0;
-      color: $ui-primary-color;
+      color: $darker-text-color;
 
       a {
-        color: $ui-highlight-color;
+        color: $highlight-text-color;
       }
     }
   }
@@ -254,7 +244,7 @@ code {
     }
 
     &:focus:invalid {
-      border-bottom-color: $error-value-color;
+      border-bottom-color: lighten($error-red, 12%);
     }
 
     &:required:valid {
@@ -263,26 +253,26 @@ code {
 
     &:active,
     &:focus {
-      border-bottom-color: $ui-highlight-color;
+      border-bottom-color: $highlight-text-color;
       background: rgba($base-overlay-background, 0.1);
     }
   }
 
   .input.field_with_errors {
     label {
-      color: $error-value-color;
+      color: lighten($error-red, 12%);
     }
 
     input[type=text],
     input[type=email],
     input[type=password] {
-      border-bottom-color: $error-value-color;
+      border-bottom-color: $valid-value-color;
     }
 
     .error {
       display: block;
       font-weight: 500;
-      color: $error-value-color;
+      color: lighten($error-red, 12%);
       margin-top: 4px;
     }
   }
@@ -361,7 +351,7 @@ code {
       padding: 7px 4px;
       padding-bottom: 9px;
       font-size: 16px;
-      color: $ui-base-lighter-color;
+      color: $dark-text-color;
       font-family: inherit;
       pointer-events: none;
       cursor: default;
@@ -371,7 +361,7 @@ code {
 
 .flash-message {
   background: lighten($ui-base-color, 8%);
-  color: $ui-primary-color;
+  color: $darker-text-color;
   border-radius: 4px;
   padding: 15px 10px;
   margin-bottom: 30px;
@@ -383,7 +373,6 @@ code {
   }
 
   .oauth-code {
-    color: $ui-secondary-color;
     outline: 0;
     box-sizing: border-box;
     display: block;
@@ -392,7 +381,7 @@ code {
     padding: 10px;
     font-family: 'mastodon-font-monospace', monospace;
     background: $ui-base-color;
-    color: $ui-primary-color;
+    color: $primary-text-color;
     font-size: 14px;
     margin: 0;
 
@@ -431,7 +420,7 @@ code {
   text-align: center;
 
   a {
-    color: $ui-primary-color;
+    color: $darker-text-color;
     text-decoration: none;
 
     &:hover {
@@ -444,7 +433,7 @@ code {
 .follow-prompt {
   margin-bottom: 30px;
   text-align: center;
-  color: $ui-primary-color;
+  color: $darker-text-color;
 
   h2 {
     font-size: 16px;
@@ -452,7 +441,7 @@ code {
   }
 
   strong {
-    color: $ui-secondary-color;
+    color: $secondary-text-color;
     font-weight: 500;
 
     @each $lang in $cjk-langs {
@@ -489,7 +478,7 @@ code {
 
 .qr-alternative {
   margin-bottom: 20px;
-  color: $ui-secondary-color;
+  color: $secondary-text-color;
   flex: 150px;
 
   samp {
diff --git a/app/javascript/flavours/glitch/styles/landing_strip.scss b/app/javascript/flavours/glitch/styles/landing_strip.scss
index ffa1e149d..86614b89b 100644
--- a/app/javascript/flavours/glitch/styles/landing_strip.scss
+++ b/app/javascript/flavours/glitch/styles/landing_strip.scss
@@ -1,7 +1,7 @@
 .landing-strip,
 .memoriam-strip {
   background: rgba(darken($ui-base-color, 7%), 0.8);
-  color: $ui-primary-color;
+  color: $darker-text-color;
   font-weight: 400;
   padding: 14px;
   border-radius: 4px;
@@ -45,7 +45,7 @@
   padding: 14px;
   border-radius: 4px;
   background: rgba(darken($ui-base-color, 7%), 0.8);
-  color: $ui-secondary-color;
+  color: $secondary-text-color;
   font-weight: 400;
   margin-bottom: 20px;
 
@@ -88,7 +88,7 @@
 
     .fa {
       margin-right: 5px;
-      color: $ui-primary-color;
+      color: $darker-text-color;
     }
   }
 
@@ -103,7 +103,7 @@
       text-decoration: none;
 
       span {
-        color: $ui-highlight-color;
+        color: $highlight-text-color;
         font-weight: 400;
       }
     }
diff --git a/app/javascript/flavours/glitch/styles/stream_entries.scss b/app/javascript/flavours/glitch/styles/stream_entries.scss
index 343e3591f..b505c1580 100644
--- a/app/javascript/flavours/glitch/styles/stream_entries.scss
+++ b/app/javascript/flavours/glitch/styles/stream_entries.scss
@@ -79,7 +79,7 @@
         font-size: 14px;
 
         .status__relative-time {
-          color: $ui-primary-color;
+          color: $lighter-text-color;
         }
       }
     }
@@ -88,7 +88,7 @@
       display: block;
       max-width: 100%;
       padding-right: 25px;
-      color: $ui-base-color;
+      color: $inverted-text-color;
     }
 
     .status__avatar {
@@ -121,7 +121,7 @@
 
       strong {
         font-weight: 500;
-        color: $ui-base-color;
+        color: $inverted-text-color;
 
         @each $lang in $cjk-langs {
           &:lang(#{$lang}) {
@@ -132,15 +132,15 @@
 
       span {
         font-size: 14px;
-        color: $ui-primary-color;
+        color: $light-text-color;
       }
     }
 
     .status__content {
-      color: $ui-base-color;
+      color: $inverted-text-color;
 
       a {
-        color: $ui-highlight-color;
+        color: $highlight-text-color;
       }
 
       a.status__content__spoiler-link {
@@ -178,7 +178,7 @@
 
         strong {
           font-weight: 500;
-          color: $ui-base-color;
+          color: $inverted-text-color;
 
           @each $lang in $cjk-langs {
             &:lang(#{$lang}) {
@@ -189,7 +189,7 @@
 
         span {
           font-size: 14px;
-          color: $ui-primary-color;
+          color: $light-text-color;
         }
       }
     }
@@ -207,10 +207,10 @@
     }
 
     .status__content {
-      color: $ui-base-color;
+      color: $inverted-text-color;
 
       a {
-        color: $ui-highlight-color;
+        color: $highlight-text-color;
       }
 
       a.status__content__spoiler-link {
@@ -225,7 +225,7 @@
 
     .detailed-status__meta {
       margin-top: 15px;
-      color: $ui-primary-color;
+      color: $light-text-color;
       font-size: 14px;
       line-height: 18px;
 
@@ -243,7 +243,7 @@
 
     .status-card {
       border-color: lighten($ui-secondary-color, 4%);
-      color: darken($ui-primary-color, 4%);
+      color: $lighter-text-color;
 
       &:hover {
         background: lighten($ui-secondary-color, 4%);
@@ -252,7 +252,7 @@
 
     .status-card__title,
     .status-card__description {
-      color: $ui-base-color;
+      color: $inverted-text-color;
     }
 
     .status-card__image {
@@ -262,7 +262,7 @@
 
   .media-spoiler {
     background: $ui-primary-color;
-    color: $white;
+    color: $inverted-text-color;
     transition: all 100ms linear;
 
     &:hover,
@@ -278,7 +278,7 @@
     padding-left: (48px + 14px * 2);
     padding-bottom: 0;
     margin-bottom: -4px;
-    color: $ui-primary-color;
+    color: $light-text-color;
     font-size: 14px;
     position: relative;
 
@@ -288,7 +288,7 @@
     }
 
     .status__display-name.muted strong {
-      color: $ui-primary-color;
+      color: $light-text-color;
     }
   }
 
diff --git a/app/javascript/flavours/glitch/styles/tables.scss b/app/javascript/flavours/glitch/styles/tables.scss
index 92870e679..c12d84f1c 100644
--- a/app/javascript/flavours/glitch/styles/tables.scss
+++ b/app/javascript/flavours/glitch/styles/tables.scss
@@ -30,7 +30,7 @@
   }
 
   a {
-    color: $ui-highlight-color;
+    color: $highlight-text-color;
     text-decoration: underline;
 
     &:hover {
@@ -68,7 +68,7 @@ a.table-action-link {
   display: inline-block;
   margin-right: 5px;
   padding: 0 10px;
-  color: rgba($primary-text-color, 0.7);
+  color: $darker-text-color;
   font-weight: 500;
 
   &:hover {
diff --git a/app/javascript/flavours/glitch/styles/variables.scss b/app/javascript/flavours/glitch/styles/variables.scss
index e3ba725c4..cc08fd06f 100644
--- a/app/javascript/flavours/glitch/styles/variables.scss
+++ b/app/javascript/flavours/glitch/styles/variables.scss
@@ -17,7 +17,6 @@ $base-shadow-color: $black !default;
 $base-overlay-background: $black !default;
 $base-border-color: $white !default;
 $simple-background-color: $white !default;
-$primary-text-color: $white !default;
 $valid-value-color: $success-green !default;
 $error-value-color: $error-red !default;
 
@@ -26,7 +25,19 @@ $ui-base-color: $classic-base-color !default;                  // Darkest
 $ui-base-lighter-color: lighten($ui-base-color, 26%) !default; // Lighter darkest
 $ui-primary-color: $classic-primary-color !default;            // Lighter
 $ui-secondary-color: $classic-secondary-color !default;        // Lightest
-$ui-highlight-color: $classic-highlight-color !default;        // Vibrant
+$ui-highlight-color: $classic-highlight-color !default;
+
+// Variables for texts
+$primary-text-color: $white !default;
+$darker-text-color: $ui-primary-color !default;
+$dark-text-color: $ui-base-lighter-color !default;
+$secondary-text-color: $ui-secondary-color !default;
+$highlight-text-color: $ui-highlight-color !default;
+$action-button-color: $ui-base-lighter-color !default;
+// For texts on inverted backgrounds
+$inverted-text-color: $ui-base-color !default;
+$lighter-text-color: $ui-base-lighter-color !default;
+$light-text-color: $ui-primary-color !default;
 
 // Language codes that uses CJK fonts
 $cjk-langs: ja, ko, zh-CN, zh-HK, zh-TW;
diff --git a/app/javascript/skins/glitch/contrast/common.scss b/app/javascript/skins/glitch/contrast/common.scss
new file mode 100644
index 000000000..90919d6d4
--- /dev/null
+++ b/app/javascript/skins/glitch/contrast/common.scss
@@ -0,0 +1 @@
+@import 'flavours/glitch/styles/contrast';
diff --git a/app/javascript/skins/glitch/contrast/names.yml b/app/javascript/skins/glitch/contrast/names.yml
new file mode 100644
index 000000000..f60c4acd0
--- /dev/null
+++ b/app/javascript/skins/glitch/contrast/names.yml
@@ -0,0 +1,4 @@
+en:
+  skins:
+    glitch:
+      contrast: High contrast