Merge pull request #10195 from mike-000/patch-2

Treat hsl/hsla as named colors

src/ol/color.js

@@ -30,7 +30,7 @@ const HEX_COLOR_RE_ = /^#([a-f0-9]{3}|[a-f0-9]{4}(?:[a-f0-9]{2}){0,2})$/i;
  * @type {RegExp}
  * @private
  */
-const NAMED_COLOR_RE_ = /^([a-z]*)$/i;
+const NAMED_COLOR_RE_ = /^([a-z]*)$|^hsla?\(.*\)$/i;
 
 
 /**