diff --git a/typo3/sysext/t3skin/Resources/Private/Styles/TYPO3/_deprecated.less b/typo3/sysext/t3skin/Resources/Private/Styles/TYPO3/_deprecated.less
index 2ad6242ddd5a90e0debdfa4e1b5188d175cc09cf..c220b74732be03716935169f37f1e8b80a0f2085 100644
--- a/typo3/sysext/t3skin/Resources/Private/Styles/TYPO3/_deprecated.less
+++ b/typo3/sysext/t3skin/Resources/Private/Styles/TYPO3/_deprecated.less
@@ -33,10 +33,6 @@
 	padding: 5px;
 }
 
-.typo3-red-background {
-	background-color: red;
-}
-
 .nobr {
 	.text-nowrap;
 }
diff --git a/typo3/sysext/t3skin/Resources/Public/Css/visual/t3skin.css b/typo3/sysext/t3skin/Resources/Public/Css/visual/t3skin.css
index 8eee3a2118abf96310b8efa6ac5e8b3ef7ca7ac7..8e7450682c6c851c76258f6bfde304b1d9f5f2cc 100644
--- a/typo3/sysext/t3skin/Resources/Public/Css/visual/t3skin.css
+++ b/typo3/sysext/t3skin/Resources/Public/Css/visual/t3skin.css
@@ -7288,9 +7288,6 @@ button.close {
   vertical-align: middle;
   padding: 5px;
 }
-.typo3-red-background {
-  background-color: red;
-}
 .nobr {
   white-space: nowrap;
 }