Every rabbit, no matter the color, is either black, blue, chocolate or lilac based. A Siamese sable is generally black-based. In Holland Lops, there are black, blue, chocolate and lilac torts, and all are showable.
B = "Black" All black or blue based colors are (B). Examples include black, blue, black tort, blue tort, sable point, orange, cream, opal, and many, many more.
b = "Brown" All chocolate or lilac based colors are (b). Examples include chocolate, lilac, chocoalte tort, lilac tort, lynx, chocolate otter, lilac otter, chocolate/orange tricolor....ect.