diff --git a/src/app/core/matColors.ts b/src/app/core/matColors.ts
index 3b6a3273..ce1e4089 100644
--- a/src/app/core/matColors.ts
+++ b/src/app/core/matColors.ts
@@ -335,7 +335,7 @@ const matColors = {
         }
     },
 
-    'lightGreen': {
+    'light-green': {
         50      : '#f1f8e9',
         100     : '#dcedc8',
         200     : '#c5e1a5',