diff --git a/src/css/custom.css b/src/css/custom.css
index d054287af..73f33e5db 100644
--- a/src/css/custom.css
+++ b/src/css/custom.css
@@ -229,9 +229,13 @@ span.breadcrumbs__link:focus {
 
 h1,
 h2,
-h3 {
+h3,
+h4,
+h5,
+h6 {
 	font-family: "EuclidSquare";
 	font-weight: 500;
+	color: var(--ifm-h1-primary-header);
 }
 
 h1 {