ELGIN 3451E 12/24 Hour Alarm Clock, 3.5cm digits and shows seconds!

Blue.

Green.

Red.

Yellow. No not really, it's Lime. My middle name spelled backwards. (Emil)

Violet. Again no, more like diluted Aqua. What?

Aqua. Complements my Kenwood TS-850S' display.

Purple.

Off or No AC power. (AAA battery backup)

My camera does not pick up the colors quite right.