The cross between a Roan Black stallion, whose coat the (Rn) gene acts on the base coat by distributing white hairs throughout the body, giving it a roan appearance. The head and legs retain the original base color tones. Entirely black coat, with no dilutions and no Agouti gene action restricting black pigment to the points., and a Paint Chestnut 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. Base coat with a reddish body, mane and tail, with no black pigment., can produce 16 different coat colors: Paint Roan Bay (9%), Paint Bay (9%), Roan Bay (9%), Bay (9%), Paint Roan Chestnut (9%), Paint Chestnut (9%), Roan Chestnut (9%), Chestnut (9%), Paint Roan Black (7%), Paint Black (7%), Roan Black (7%), Black (7%), Paint Roan Dark Brown (1%), Paint Dark Brown (1%), Roan Dark Brown (1%) and Dark Brown (1%). Results vary according to the genotype of each parent — use the filters above to explore specific combinations.