diff --git a/packages/react-vis/src/legends/searchable-discrete-color-legend.js b/packages/react-vis/src/legends/searchable-discrete-color-legend.js
index 4e2c305b0..487516dc6 100644
--- a/packages/react-vis/src/legends/searchable-discrete-color-legend.js
+++ b/packages/react-vis/src/legends/searchable-discrete-color-legend.js
@@ -40,7 +40,7 @@ const defaultProps = {
       item =>
         String(item.title || item)
           .toLowerCase()
-          .indexOf(s) !== -1
+          .indexOf(s.toLowerCase()) !== -1
     )
 };