Coat Colors I

GRULLO – Also known as slate-grullo, grulla or mouse dun or blue dun; having a slate- or tan-colored body with only slight variations of shade and a dark head, commonly has wither and dorsal stripes, stripes over knees and hocks and black skin. Editor's note: Pronounced grew´-yo or grew´-yah.

PALOMINO – Also known as palomino horse, golden horse, buttermilk horse, golden horse of the West, Café-au-Lait, Golden One, Golden Dorado, Hanoverian Cream; eyes are dark or hazel and both the same color, white markings permitted on the face and limited to a blaze, snip, or star and on the legs below knees or hocks; the coat must be golden, but may vary from pale yellow to dark cream, with a white, flaxen or ivory mane and tail, containing no more than 15 percent dark or off-colored hair; skin must be dark colored without pink spots, zebra marks, dorsal striping and/or white hairs interspersed within the coat associated with gray, roan or rabicano patterns.

CHESTNUT – A medium red color with points of the same color.

SORREL – A clear light red coat with non-black points.

BAY – Any shade of red with black points ranging from almost yellow to yellow mixed with black; variations include red bay, mahogany bay, blood bay and sandy bay.

All definitions are excerpts from Horsewords: The Equine Dictionary
By Maria Belknap; Trafalgar Square Publishing; ISBN: 1-57076-274-0.