diff --git a/src/values/colors.js b/src/values/colors.js
index 5a09f18..d2052d4 100644
--- a/src/values/colors.js
+++ b/src/values/colors.js
@@ -159,42 +159,25 @@ export const namedColors = new KeywordSet([
 export const systemColors = new KeywordSet([
   // CSS System Colors
   // Spec: https://drafts.csswg.org/css-color/#css-system-colors
-  // TODO: Deprecated CSS System colors
-  // Spec: https://drafts.csswg.org/css-color/#deprecated-system-colors
-  'background',
-  'buttontext',
-  'highlight',
-  'windowtext',
-  'graytext',
-  'highlighttext',
+  'accentcolor',
+  'accentcolortext',
+  'activetext',
+  'buttonborder',
   'buttonface',
-  'window',
-  'buttonshadow',
-  'buttonhighlight',
-  'menu',
-  'windowframe',
-  'activeborder',
-  'infotext',
-  'infobackground',
-  'activecaption',
-  'menutext',
-  'scrollbar',
-  'inactivecaption',
-  'appworkspace',
-  'inactiveborder',
-  'inactivecaptiontext',
+  'buttontext',
   'canvas',
   'canvastext',
-  'linktext',
-  'visitedtext',
-  'activetext',
-  'buttonborder',
   'field',
   'fieldtext',
-  'selecteditem',
-  'selecteditemtext',
+  'graytext',
+  'highlight',
+  'highlighttext',
+  'linktext',
   'mark',
   'marktext',
+  'selecteditem',
+  'selecteditemtext',
+  'visitedtext',
 ])
 
 export const colorFunctions = new KeywordSet([
@@ -202,12 +185,12 @@ export const colorFunctions = new KeywordSet([
   'rgb',
   'hsla',
   'hsl',
+  'oklch',
   'color',
   'hwb',
   'lch',
   'lab',
   'oklab',
-  'oklch',
 ])
 
 export const colorKeywords = new KeywordSet([
diff --git a/src/values/colors.test.js b/src/values/colors.test.js
index 2770ec6..b4b8d22 100644
--- a/src/values/colors.test.js
+++ b/src/values/colors.test.js
@@ -767,6 +767,9 @@ Colors('does not report false positives for color keywords', () => {
       /* Not the black color keyword */
       font-family: Arial Black, Arial Bold, Gadget, sans-serif;
       font: 1em/1 Black;
+
+      /* not a color keyword */
+      -ms-overflow-style: scrollbar;
     }
   `).values.colors
   const expected = {