diff --git a/app/src/lib/graph-interface/node/NodeHeader.svelte b/app/src/lib/graph-interface/node/NodeHeader.svelte
index af24f2f..a3bdb11 100644
--- a/app/src/lib/graph-interface/node/NodeHeader.svelte
+++ b/app/src/lib/graph-interface/node/NodeHeader.svelte
@@ -109,7 +109,7 @@
     transition:
       d 0.3s ease,
       fill 0.3s ease;
-    fill: var(--color-outline);
+    fill: var(--color-layer-2);
     stroke: var(--stroke);
     stroke-width: var(--stroke-width);
     d: var(--path);
diff --git a/packages/ui/src/lib/app.css b/packages/ui/src/lib/app.css
index fa57baf..9438105 100644
--- a/packages/ui/src/lib/app.css
+++ b/packages/ui/src/lib/app.css
@@ -146,6 +146,8 @@ html.theme-high-contrast {
   --color-layer-1: black;
   --color-layer-2: black;
   --color-layer-3: white;
+  --color-active: #00ff00;
+  --color-selected: #ff0000;
   --color-connection: #fff;
 }
 
@@ -156,6 +158,8 @@ html.theme-high-contrast-light {
   --color-layer-1: white;
   --color-layer-2: white;
   --color-layer-3: black;
+  --color-active: #00ffff;
+  --color-selected: #ff0000;
   --color-connection: black;
 }