diff --git a/Header.h b/Header.h
index 54956e9..ff0a0de 100644
--- a/Header.h
+++ b/Header.h
@@ -115,6 +115,24 @@
 @end
 
 // App Theme
+@interface YTColor : NSObject
++ (UIColor *)white1;
++ (UIColor *)white2;
++ (UIColor *)white3;
++ (UIColor *)white4;
++ (UIColor *)white5;
++ (UIColor *)black0;
++ (UIColor *)black1;
++ (UIColor *)black2;
++ (UIColor *)black3;
++ (UIColor *)black4;
++ (UIColor *)blackPure;
++ (UIColor *)grey1;
++ (UIColor *)grey2;
++ (UIColor *)white1Alpha98;
++ (UIColor *)white1Alpha95;
+@end
+
 @interface YCHLiveChatView : UIView
 @end