The Willibald theme is a very colorful theme. It has the ability to select and show a tertiary menu.
First install the ZEN as base theme.
Colors:
- orange: #d67c1c
- dark-blue: #485873
- light-blue: #78adb8
- green: #a2c037
- light-grey: #eee
- grey: #8a95a7
- dark-grey: #727b8a
- white: #fff
Tertiary menu
Go to Administration » Appearance » Settings and select which menu should appear as tertiary menu.