diff --git a/learn/values-units/color-hex.html b/learn/values-units/color-hex.html
index 829f2d18..682dc880 100644
--- a/learn/values-units/color-hex.html
+++ b/learn/values-units/color-hex.html
@@ -57,7 +57,7 @@
 <div class="wrapper">
   <div class="box one">#02798b</div>
   <div class="box two">#c55da1</div>
-  <div class="box three">128a7d</div>
+  <div class="box three">#128a7d</div>
 </div>
     </textarea>