The cross between a Gray Dark Brown stallion, whose coat the (G) gene acts on the base coat promoting progressive lightening throughout the horse's life until reaching very pale or completely white tones. Dark brown coat, often nearly black, with black points, expressed over the bay base., and a Paint Black mare with coat the (To) gene acts on the base coat forming large, well-defined white patches across the body and legs. Many cases also inherit blue eyes. Entirely black coat, with no dilutions and no Agouti gene action restricting black pigment to the points., can produce 16 different coat colors: Paint Gray Bay (13%), Paint Bay (13%), Gray Bay (13%), Bay (13%), Paint Gray Black (7%), Paint Black (7%), Gray Black (7%), Black (7%), Paint Gray Chestnut (3%), Paint Chestnut (3%), Gray Chestnut (3%), Chestnut (3%), Paint Gray Dark Brown (1%), Paint Dark Brown (1%), Gray Dark Brown (1%) and Dark Brown (1%). Results vary according to the genotype of each parent — use the filters above to explore specific combinations.