diff --git a/main/css/chat.css b/main/css/chat.css
index f15f7ac147..d47b59af13 100644
--- a/main/css/chat.css
+++ b/main/css/chat.css
@@ -78,7 +78,7 @@ textarea {
 	height: 0; 
 	border-top: 0px solid transparent;
 	border-bottom: 15px solid transparent;
-	border-left: 15px solid #F0E700;
+	border-left: 15px solid #EFE856;
 }
 .message-student .icon-message{
 	display: inline-block;