diff --git a/lib/less/tree/color.js b/lib/less/tree/color.js
index d4c6f3eb..38d34f85 100644
--- a/lib/less/tree/color.js
+++ b/lib/less/tree/color.js
@@ -15,6 +15,11 @@ tree.Color = function (rgb, a) {
         this.rgb = rgb.match(/.{2}/g).map(function (c) {
             return parseInt(c, 16);
         });
+    } else if (rgb.length == 8) {
+        this.alpha = parseInt(rgb.substring(0,2), 16) / 255.0;
+        this.rgb = rgb.substr(2).match(/.{2}/g).map(function (c) {
+            return parseInt(c, 16);
+        });
     } else {
         this.rgb = rgb.split('').map(function (c) {
             return parseInt(c + c, 16);