--- a/browser/themes/shared/syncedtabs/sidebar.inc.css
+++ b/browser/themes/shared/syncedtabs/sidebar.inc.css
@@ -229,17 +229,17 @@ body {
 }
 
 .deck .syncIllustrationIssue {
   background-image: url(chrome://browser/skin/fxa/sync-illustration-issue.svg);
 }
 
 .deck .instructions {
   text-align: center;
-  color: rgba(12, 12, 13, .5);
+  color: GrayText;
   padding: 0 11px;
   max-width: 15em;
   margin: 0 auto;
 }
 
 .deck .button {
   display: block;
   background-color: #0060df;