Black and yellow.Yeah, uh huh, you know what it is.

Saw this unit at a Jacob's Creek Part at Canyon Lake, Texas:

Anti-Minimalism

The DUAL coin slots right next to the No Coins label are pretty interesting, but I especially like the giant red REFUND button. Oh, and they obviously favor $1s and $5s over $10s. I suppose I can't blame the designer for attempting to build a generic interface that can handle all types of scenarios, but they clearly needed to spend a little more time on designing the information architecture.