Cosmic cobalt (#2E2D88) and Indian yellow (#E3A857) appear together across 2 master palettes in our corpus, most prominently in the work of Andre Derain and the Post-Impressionism tradition. Painters typically deployed cosmic cobalt at an average of 11% of the canvas, with indian yellow at 11%. Third colors most often completing the combination include Raisin black (#242124), Coffee (#6F4E37), and Lion (#DECC9C).