We have all day for the monochromes; let’s dive into the dresses and suits that embraced more than one part of the spectrum. Or in some cases, Roy G. Biv and all of his cousins.

[Photos: Gilbert Flores, Mike Coppola, Kevin Mazur, Dimitrios Kambouris, Dia Dipasupil, Jamie McCarthy, Michael Loccisano, Arturo Holmes, Michael Buckner/Getty Images, John Shearer/WireImage, Lexie Moreland/WWD via Getty Images, Theo Wargo/FilmMagic]