diff --git a/skinStyles/ext.visualEditor.less b/skinStyles/ext.visualEditor.less
index f86a474fa..5f03cf286 100644
--- a/skinStyles/ext.visualEditor.less
+++ b/skinStyles/ext.visualEditor.less
@@ -1,7 +1,24 @@
-.ve-activated {
+html.ve-activated {
 	// Temporarily disable TOC in edit mode until TOC works with both visual and source editors
 	// T294950
 	.vector-toc {
 		display: none;
 	}
+
+	// T367822
+	&.skin-theme-clientpref-night {
+		.ve-ce-branchNode-blockSlug,
+		body p.ve-ce-branchNode-newSlug {
+			background-color: rgba( 241, 247, 251, 0.1 );
+		}
+	}
+
+	@media ( prefers-color-scheme: dark ) {
+		&.skin-theme-clientpref-os {
+			.ve-ce-branchNode-blockSlug,
+			body p.ve-ce-branchNode-newSlug {
+				background-color: rgba( 241, 247, 251, 0.1 );
+			}
+		}
+	}
 }