There was no standard color uniform for either side at the First Battle of Manassas. They both had blue, gray, and some calling themselves zouaves, wore baggy red pants and short blue jackets. Identification of friend from foe was difficult during the battle and even the use of battle flags could be confusing.
blue
sky blue
Color Robot Battle happened in 1981.
Color Robot Battle was created in 1981.
Shunsui Kyōraku plays a "game" with Stark, where during their battle, they take turns calling a color and striking that color on their opponent. Shunsui called black and hit Stark's hollow spot, resulting in his death.
red
no
Different units had somewhat different uniforms, but the basic gear consisted of dark blue jackets, with light blue pants.
Union Blue
pink and black
the color which is in has to be black mixed with white.
White, or white and gold, is the color of vestments during the Christmas Season.