diff --git a/include/nodes.h b/include/nodes.h
index 99c50ce..6349209 100644
--- a/include/nodes.h
+++ b/include/nodes.h
@@ -9,9 +9,9 @@
 #define NODE_HEIGHT 20
 
 #define IO_NODE_FILL_COLOUR ((colour_t){.abgr = 0xff2c84b7})
-#define IO_NODE_BORDER_COLOUR ((colour_t){.abgr = 0xff122d5e})
+#define IO_NODE_BORDER_COLOUR ((colour_t){.abgr = 0xff315c89})
 #define OP_NODE_FILL_COLOUR ((colour_t){.abgr = 0xffad6c3a})
-#define OP_NODE_BORDER_COLOUR ((colour_t){.abgr = 0xff592516})
+#define OP_NODE_BORDER_COLOUR ((colour_t){.abgr = 0xff8e4a33})
 
 typedef struct node node_t;