Did you know? The Marine Corps' Dress Blues is the only uniform in the U.S. military designated to include the red, white, and blue colors of the American flag. This distinctive uniform Navy Blue Formal Dress Macy's Did you know? The Marine Corps' Dress Blues is the only uniform in the U.S. military designated to include the red, white, and blue colors of the American flag. This distinctive uniform Authentic USMC Marine Corps Dress Blue Uniform Coat RARE Size 44R Marine Corps Captain in dress blue uniform, World War II Painting by Hollem, Howard R. . Pixels