Dark sienna (#3C1414) and Persian orange (#D99058) appear together across 6 master palettes in our corpus, most prominently in the work of Louis Cheron, Anders Zorn, and Carlo Crivelli and the Baroque tradition. Painters typically deployed dark sienna at an average of 26% of the canvas, with persian orange at 6%. Third colors most often completing the combination include Eerie black (#1B1B1B), Smoky black (#100C08), and Café noir (#4B3621).