Most RCA Studio II cartridges. This short-lived, doomed videogame console rocked orange and magenta boxes despite being black and white on the screen. My theory: the worse the vintage videogame console, the snazzier the cartridge design. (c.f. Fairchild Channel F, Coleco Telstar Arcade)
(source: bleebay auction https://www.ebay.com/itm/VTG-1976-RCA-Studio-II-Home-TV-Arcade-I-SPACE-WAR-game-Program-Cartridge-18V400/254319957596)
Somehow in my youth I failed to notice that noted Charlie Brown Thanksgiving advertisers Dolly Madison were rocking this audacious color combo. Also, they had a product called Googles?!