Let's see:

Black: Diva, Diamond and TicTac
Gray tabbies: Smokey the Younger, Nutmeg (foster), Cinnamon (foster)
Torties: Moby, Bosun
Gray: Shimmer (foster)
Orange Borg collective: Pixel, Freckles, Topaz, and the four fuzzy kittens (all but Pixel are fosters!)