diff --git a/docs/Amaranth.html b/docs/Amaranth.html
index daf9af3..bf0e884 100644
--- a/docs/Amaranth.html
+++ b/docs/Amaranth.html
@@ -59,6 +59,9 @@
             border-radius: 0 0 .25rem .25rem;
             color: #666;
         }
+        .bg-danger {
+            background-image: linear-gradient(-38.4deg, #c05aff, #e52b50);
+        }
         .bg-success {
             background-image: linear-gradient(-38.4deg, #00c67e, #78b500);
         }
diff --git a/templates/html.hbs b/templates/html.hbs
index 06f2074..a2e210d 100644
--- a/templates/html.hbs
+++ b/templates/html.hbs
@@ -59,6 +59,9 @@
             border-radius: 0 0 .25rem .25rem;
             color: #666;
         }
+        .bg-danger {
+            background-image: linear-gradient(-38.4deg, #c05aff, #e52b50);
+        }
         .bg-success {
             background-image: linear-gradient(-38.4deg, #00c67e, #78b500);
         }