What colors can a horses be?

Black, Grey, Pinto, Stawberry Roan, Appaloosa, Chestnut, Dun, Buckskin, Red Dun and Bay.

There are many more but these are the basics.

There is also palomino , white and cremello.

Hi this is Hollieandhorsesx

There are also:

Fleabitten Grey: A white horse with darker specs of hair

DApple Grey: A white horse with darker circles of grey