diff --git a/src/App.svelte b/src/App.svelte
index 8f6c91a..c86d84d 100644
--- a/src/App.svelte
+++ b/src/App.svelte
@@ -117,14 +117,16 @@
           guessScore = score(targetColor, guessColor);
         }}
       />
+
       <Button
-        text="New Color"
+        text="New color"
         emoji="🔄"
         callback={() => {
           if (confirm("Generate new color?")) {
             targetColor = randomRgbColor();
             guessColor = [0, 0, 0];
             guessCmykColor = [0, 0, 0, 0];
+            guessScore = undefined;
           }
         }}
       />
@@ -162,6 +164,7 @@
         emoji={realtimeScore ? "⏸️" : "▶️"}
         callback={() => {
           realtimeScore = !realtimeScore;
+          if (!realtimeScore) guessScore = undefined;
         }}
       />
     </div>