I have Orange, Yellow, Pink, Blue from the Chip Guide: NGCB lists colors as follows: Sherbert green, Aqua, Orange, Hot Pink, Yellow, Sky Blue, Mauve.

Sherbert green, Mauve. and ? Aqua (or Sky Blue?) Image courtesy of Chip Guide even though it's actually from me.

^^^ I have this one ^^^

Very liberal trades other Elko or Wisconsin chips, if you have, Green, Mauve or Aqua?

Gold Dust West ELKO Roulette