Here's a fun template created in Articulate Storyline. It's an image-based menu that uses hover states and layers. The images start out black and white, and when you hover and visit the corresponding layer, the image turns colorful. Using this type of image-based menu could be a really way simple way to add some color to your designs.

You can check out the published version here: E-Learning Template: Colorful, Image-Based Menu.