diff --git a/share/jupyterhub/static/less/variables.less b/share/jupyterhub/static/less/variables.less
index 0626da26..41adab1c 100644
--- a/share/jupyterhub/static/less/variables.less
+++ b/share/jupyterhub/static/less/variables.less
@@ -20,6 +20,8 @@
 @brand-success: @brand-primary;
 @brand-danger: #d7191c;
 
+@text-muted: #222;
+
 .btn-jupyter {
   .button-variant(#fff; @jupyter-orange; @jupyter-red);
 }