Forgot to commit

app/assets/stylesheets/application.scss

@@ -80,7 +80,7 @@ table {
 ::-webkit-scrollbar-track {
   border: 0px none $color5;
   border-radius: 0;
-  background: rgba(0, 0, 0, 0.1);
+  background: rgba($color8, 0.1);
 }
 
 ::-webkit-scrollbar-track:hover {