Index: wp-admin/css/colors/_variables.scss
IDEA additional info:
Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
<+>UTF-8
===================================================================
--- wp-admin/css/colors/_variables.scss	(revision 26871)
+++ wp-admin/css/colors/_variables.scss	(revision )
@@ -1,28 +1,31 @@
 // assign default value to all undefined variables
 
+/**
+ * Core variables
+ */
 
-// core variables
-
 $text-color: #fff !default;
 $base-color: #222 !default;
-$icon-color: hsl( hue( $base-color ), 7%, 95% ) !default;
+$icon-color: hsl(hue($base-color), 7%, 95%) !default;
 $highlight-color: #0074a2 !default;
 $notification-color: #d54e21 !default;
 
+/**
+ * Global
+ */
 
-// global
-
 $body-background: #f1f1f1 !default;
 
 $link: #0074a2 !default;
-$link-focus: lighten( $link, 10% ) !default;
+$link-focus: lighten($link, 10%) !default;
 
 $button-color: $highlight-color !default;
 $form-checked: $highlight-color !default;
 
+/**
+ * Admin menu & admin-bar
+ */
 
-// admin menu & admin-bar
-
 $menu-text: $text-color !default;
 $menu-icon: $icon-color !default;
 $menu-background: $base-color !default;
@@ -35,10 +38,9 @@
 $menu-current-icon: $menu-highlight-icon !default;
 $menu-current-background: $menu-highlight-background !default;
 
-$menu-submenu-text: mix( $base-color, $text-color, 30% ) !default;
+$menu-submenu-text: mix($base-color, $text-color, 30%) !default;
-$menu-submenu-background: darken( $base-color, 7% ) !default;
+$menu-submenu-background: darken($base-color, 7%) !default;
-$menu-submenu-background-alt: desaturate( lighten( $menu-background, 7% ), 7% ) !default;
+$menu-submenu-background-alt: desaturate(lighten($menu-background, 7%), 7%) !default;
-
 $menu-submenu-focus-text: $highlight-color !default;
 $menu-submenu-current-text: $text-color !default;
 
@@ -52,7 +54,7 @@
 $menu-collapse-focus-text: $text-color !default;
 $menu-collapse-focus-icon: $menu-highlight-icon !default;
 
+$menu-customizer-text: mix($base-color, $text-color, 40%) !default;
+
-$adminbar-avatar-frame: lighten( $menu-background, 7% ) !default;
+$adminbar-avatar-frame: lighten($menu-background, 7%) !default;
-$adminbar-input-background: lighten( $menu-background, 7% ) !default;
+$adminbar-input-background: lighten($menu-background, 7%) !default;
-
-$menu-customizer-text: mix( $base-color, $text-color, 40% ) !default;