diff --git a/packages/core/chrome/core-chrome-browser-internal/src/handle_system_colormode_change.test.ts b/packages/core/chrome/core-chrome-browser-internal/src/handle_system_colormode_change.test.ts
index 0b190d57d4e1d..ff06ca6b52e5c 100644
--- a/packages/core/chrome/core-chrome-browser-internal/src/handle_system_colormode_change.test.ts
+++ b/packages/core/chrome/core-chrome-browser-internal/src/handle_system_colormode_change.test.ts
@@ -206,7 +206,7 @@ describe('handleSystemColorModeChange', () => {
           expect(notifications.toasts.addSuccess).not.toHaveBeenCalled();
           expect(type).toBe('change');
           cb({ matches: true } as any); // The system changed to dark mode
-          expect(notifications.toasts.addSuccess).toHaveBeenCalledWith(
+          expect(notifications.toasts.addInfo).toHaveBeenCalledWith(
             expect.objectContaining({
               text: expect.any(Function),
               title: 'System color mode updated',
diff --git a/packages/core/chrome/core-chrome-browser-internal/src/handle_system_colormode_change.tsx b/packages/core/chrome/core-chrome-browser-internal/src/handle_system_colormode_change.tsx
index 01504fdfb1570..6eee4233d6095 100644
--- a/packages/core/chrome/core-chrome-browser-internal/src/handle_system_colormode_change.tsx
+++ b/packages/core/chrome/core-chrome-browser-internal/src/handle_system_colormode_change.tsx
@@ -103,7 +103,7 @@ export async function handleSystemColorModeChange({
       // we actually apply set the dark/light color mode of the page.
       currentDarkModeValue = isDarkMode;
     } else if (currentDarkModeValue !== isDarkMode) {
-      notifications.toasts.addSuccess(
+      notifications.toasts.addInfo(
         {
           title: i18n.translate('core.ui.chrome.appearanceChange.successNotificationTitle', {
             defaultMessage: 'System color mode updated',