Wrong! ->
Why is Luigi green? "...because of memory limitations, the second character had to be identical to the first character in appearance," says Mario creator Shigeru Miyamoto. "And so we looked at that and said, 'Well even if we have the same character, we could potentially change the color of the character.' But again we were limited in the color palettes – we didn't have much in the way of additional colors that we could use.