diff --git a/packages/theme/src/themes.ts b/packages/theme/src/themes.ts
index 5b233ac303..fd13343ca8 100644
--- a/packages/theme/src/themes.ts
+++ b/packages/theme/src/themes.ts
@@ -58,7 +58,7 @@ export const lightTheme = createTheme({
     infoBackground: '#ebf5ff',
     errorText: '#CA001B',
     infoText: '#004e8a',
-    warningText: '#FEFEFE',
+    warningText: '#000000',
     linkHover: '#2196F3',
     link: '#0A6EBE',
     gold: yellow.A700,
@@ -120,7 +120,7 @@ export const darkTheme = createTheme({
     infoBackground: '#ebf5ff',
     errorText: '#CA001B',
     infoText: '#004e8a',
-    warningText: '#FEFEFE',
+    warningText: '#000000',
     linkHover: '#2196F3',
     link: '#0A6EBE',
     gold: yellow.A700,