diff --git a/voicegardens/static/voicegardens.js b/voicegardens/static/voicegardens.js
index ed2b184..dff5015 100644
--- a/voicegardens/static/voicegardens.js
+++ b/voicegardens/static/voicegardens.js
@@ -149,6 +149,8 @@ class GeneratedShape {
 
     this.points = [];
     this.calculatePoints();
+
+    this.colour = this.colour();
   }
 
   collide(shapes) {
@@ -181,6 +183,15 @@ class GeneratedShape {
     return false;
   }
 
+  colour() {
+    /**
+     * Choose a colour for the shape.
+     **/
+    var colours = ["red", "blue", "green", "black", "white"];
+    var index = floor(random(0, colours.length));
+    return colours[index];
+  }
+
   sound() {
     /**
      * Play a sound after a collision is detected.
@@ -231,6 +242,7 @@ class GeneratedShape {
      * Show the shape on the canvas.
      **/
     // TODO: use getSoundInfo function to influence how shape is drawn
+    fill(this.colour);
     this.createShape();
   }
 
@@ -286,7 +298,6 @@ function draw() {
   background("#69D2E7");
   translate(centerX, centerX);
   blendMode(BLEND);
-  fill("#F38630");
   smooth();
   noStroke();