Lapis lazuli (#26619C) and Prairie gold (#E1CA7A) appear together across 5 master palettes in our corpus, most prominently in the work of Toros Roslin, and Oskar Kokoschka and the Medieval Art tradition. Painters typically deployed lapis lazuli at an average of 4% of the canvas, with prairie gold at 7%. Third colors most often completing the combination include Sunray (#E3AB57), Ebony (#555D50), and Ash gray (#B2BEB5).