diff --git a/src/global.variables b/src/global.variables
index 49a21176d..263ce8e31 100755
--- a/src/global.variables
+++ b/src/global.variables
@@ -117,6 +117,9 @@
 @selectedBorderColor : rgba(0, 0, 0, 0.2);
 @solidBorderColor    : #DDDDDD;
 
+@whiteBorderColor         : rgba(255, 255, 255, 0.3);
+@selectedWhiteBorderColor : rgba(255, 255, 255, 0.8);
+
 /*-------------------
         Sizes
 --------------------*/