diff --git a/defaults.php b/defaults.php
index a75e0c3598933c96542070dcc47d65acf0fe865c..d547823d19d7951ac5e1dd11b6d0e4e10da5a158 100644
--- a/defaults.php
+++ b/defaults.php
@@ -141,6 +141,13 @@ class OC_Theme {
 		return '#007FFF';
 	}
 
+	/**
+	 * Returns mail header color
+	 * @return string
+	 */
+	public function getDefaultColor() {
+		return '#007FFF';
+	}	
 	/**
 	 * Returns variables to overload defaults from core/css/variables.scss
 	 * @return array