diff --git a/htdocs/core/tpl/login.tpl.php b/htdocs/core/tpl/login.tpl.php
index ba55a03a577..d53012191af 100644
--- a/htdocs/core/tpl/login.tpl.php
+++ b/htdocs/core/tpl/login.tpl.php
@@ -78,7 +78,7 @@ $(document).ready(function () {
-
global->MAIN_LOGIN_BACKGROUND)?' style="background-size: cover; background-position: center center; background-attachment: fixed; background-repeat: no-repeat; background-image: linear-gradient(rgb('.$colorbackhmenu1.'), rgb(240,240,240));"':'' ?>>
+
global->MAIN_LOGIN_BACKGROUND)?' style="background-size: cover; background-position: center center; background-attachment: fixed; background-repeat: no-repeat; background-image: linear-gradient(rgb('.$colorbackhmenu1.',0.5), rgb(240,240,240));"':'' ?>>