Jet Black/Medium Ash Gray interior trim is added for Silverado High Country. Their ground color varies from pale tan or ash gray to deep brown or green. Their color varies from pale ash gray and beige to brown and black. The marginal line is cinereous (ash gray). The hindwings are pale cinereous (ash gray). Sweatpants are traditionally ash gray in color but are now available in most colors. The color "ash gray" is a representation of the color of ash. The other variant has a much lighter, ash gray color, with darker gray blotching. Its name comes from the Greek "tephros", "ash gray", for its color.