What colors do Corgis come in?

Corgis come in a variety of colors and variations. The Pembroke Welsh Corgi comes in red, sable, fawn, and black and tan. The Cardigan Welsh Corgi comes in black and white, blue merle and white, brindle and white, red and white, and sable and white. Additional nonstandard colors for the Cardigan include gray and white, liver and white, red merle and white, sable merle and white, as well as white merle.