The frame was unfinished brass with a copper color. Copper ale is a style of ale known in part for its copper color. The Roadster 2 was additionally available in a copper color. The original guitar was painted a copper color. The males have a copper color, the females are more pale and silvery. The prototype was painted a copper color with green leather seats. This weak red illumination gives the eclipsed Moon a dimly reddish or copper color.