diff --git a/app/assets/stylesheets/embed.css.scss b/app/assets/stylesheets/embed.css.scss
index 00a990ab141..15292bbc1f9 100644
--- a/app/assets/stylesheets/embed.css.scss
+++ b/app/assets/stylesheets/embed.css.scss
@@ -11,7 +11,7 @@ article.post {
   }
 
   .quote .title {
-    border-left: 5px solid $primary_border_color;
+    border-left: 5px solid scale-color($primary, $lightness: 90%);
     background-color: lighten($primary, 76%);
     padding: 10px 10px 0 12px;
     .avatar { margin-right: 7px; }
@@ -25,7 +25,7 @@ article.post {
     padding: 10px 8px 10px 13px;
     margin: 0 0 10px 0;
     background-color: $quote-background;
-    border-left: 5px solid $primary_border_color;
+    border-left: 5px solid scale-color($primary, $lightness: 90%);
     p {
       margin: 0 0 10px 0;
     }