✨(frontend) improve editor a11y and brand/neutral contrast

adjust brand and neutral tertiary text colors to meet WCAG contrast ratio

Signed-off-by: Cyril <c.gromoff@gmail.com>

Author: Ovgodd

CHANGELOG.md

@@ -11,9 +11,13 @@ and this project adheres to
 - ♿(frontend) improve accessibility:
   - ♿(frontend) add skip to content button for keyboard accessibility #1624
 
+
 ### Fixed
 
 - 🐛(nginx) fix / location to handle new static pages
+- ♿(frontend) improve accessibility:
+  - ♿(frontend) improve editor a11y and brand/neutral contrast #1683
+
 
 ## [4.0.0] - 2025-12-01
 

src/frontend/apps/impress/src/cunningham/cunningham-tokens.css

@@ -678,7 +678,7 @@
     --c--globals--colors--brand-600
   );
   --c--contextuals--content--semantic--brand--tertiary: var(
-    --c--globals--colors--brand-500
+    --c--globals--colors--brand-550
   );
   --c--contextuals--content--semantic--brand--on-brand: var(
     --c--globals--colors--brand-050
@@ -690,7 +690,7 @@
     --c--globals--colors--gray-600
   );
   --c--contextuals--content--semantic--neutral--tertiary: var(
-    --c--globals--colors--gray-500
+    --c--globals--colors--gray-550
   );
   --c--contextuals--content--semantic--neutral--on-neutral: var(
     --c--globals--colors--gray-050