diff --git a/superset-frontend/packages/superset-core/src/theme/GlobalStyles.tsx b/superset-frontend/packages/superset-core/src/theme/GlobalStyles.tsx
index 33a30a9fa613..a1de0f659d59 100644
--- a/superset-frontend/packages/superset-core/src/theme/GlobalStyles.tsx
+++ b/superset-frontend/packages/superset-core/src/theme/GlobalStyles.tsx
@@ -51,9 +51,20 @@ export const GlobalStyles = () => {
           font-family: ${theme.fontFamily};
         }
 
+        /* WCAG 1.4.3: Minimum Contrast — route link colors through theme
+           tokens so they adapt to light, dark, and custom themes. Buttons
+           rendered as `<a class="ant-btn ...">` or `role="button"` carry
+           their own component-level coloring and override these values, so
+           a single global rule is enough; the previous duplicated selector
+           had no effect over the simple `a` rule. The 4.5:1 contrast
+           guarantee depends on the active theme's `colorLink` /
+           `colorLinkHover` tokens being tuned for the paired `colorBgBase`. */
         a {
           color: ${theme.colorLink};
         }
+        a:hover {
+          color: ${theme.colorLinkHover};
+        }
 
         h1,
         h2,