diff --git a/app/assets/javascripts/colourPreview.js b/app/assets/javascripts/colourPreview.js
index 58f975e4f..102c574b8 100644
--- a/app/assets/javascripts/colourPreview.js
+++ b/app/assets/javascripts/colourPreview.js
@@ -15,7 +15,7 @@
       );
 
       this.$input
-        .on('change keyup', this.update)
+        .on('input', this.update)
         .trigger('change');
 
     };