Fun: Make each tab have its own color theme

App/Tabs/Tab.swift

@@ -40,6 +40,25 @@ class Tab: NSObject, SBRProcessBundleBridgeDelegate
         didSet { bridge.allowAllScripts = javaScriptEnabled }
     }
     
+    public lazy var colorTheme: [UIColor] = {
+        // Looks really cool as-is, but maybe compute a color based on the
+        // title or URL to make it show up the same for each website? 
+        return [
+            UIColor(
+                hue: CGFloat.random(in: 0...1.0),
+                saturation: 0.89,
+                brightness: 0.3,
+                alpha: 1.0
+            ),
+            UIColor(
+                hue: CGFloat.random(in: 0...1.0),
+                saturation: 1.0,
+                brightness: 0.7,
+                alpha: 1.0
+            ),
+        ]
+    }()
+    
     public var identifier = UUID()
     
     public var favicon: UIImage?