Add font color contrast to external label in admin area

CHANGELOG

@@ -2,6 +2,7 @@ Please view this file on the master branch, on stable branches it's out of date.
 
 v 8.12.0 (unreleased)
   - Add two-factor recovery endpoint to internal API !5510
+  - Add font color contrast to external label in admin area (ClemMakesApps)
   - Change merge_error column from string to text type
   - Add `web_url` field to issue, merge request, and snippet API objects (Ben Boeckel)
   - Optimistic locking for Issues and Merge Requests (title and description overriding prevention)

app/assets/stylesheets/framework/nav.scss

@@ -71,7 +71,7 @@
     .badge {
       font-weight: normal;
       background-color: #eee;
-      color: #78a;
+      color: $btn-transparent-color;
       vertical-align: baseline;
     }
   }
@@ -335,10 +335,6 @@
         }
       }
 
-      .badge {
-        color: $gl-icon-color;
-      }
-
       &:hover {
         a, i {
           color: $black;

app/assets/stylesheets/pages/admin.scss

@@ -96,6 +96,10 @@
       line-height: inherit;
     }
   }
+
+  .label-default {
+    color: $btn-transparent-color;
+  }
 }
 
 .abuse-reports {