Dark lava (#483C32) and Safety yellow (#EED202) appear together across 4 master palettes in our corpus, most prominently in the work of Facundus and the Romanesque Art tradition. Painters typically deployed dark lava at an average of 16% of the canvas, with safety yellow at 11%. Third colors most often completing the combination include Chili red (#E23D28), Copper penny (#AD6F69), and Chinese red (#AA381E).