diff --git a/static/bootstrap/stylesheets/bootstrap/mixins/_labels.scss b/static/bootstrap/stylesheets/bootstrap/mixins/_labels.scss
new file mode 100644
index 0000000000000000000000000000000000000000..eda6dfd29ea1709380b27748ef5d082fed20903a
--- /dev/null
+++ b/static/bootstrap/stylesheets/bootstrap/mixins/_labels.scss
@@ -0,0 +1,12 @@
+// Labels
+
+@mixin label-variant($color) {
+  background-color: $color;
+
+  &[href] {
+    &:hover,
+    &:focus {
+      background-color: darken($color, 10%);
+    }
+  }
+}