Dark sienna (#3C1414) and Yellow Orange (#FFAE42) appear together across 5 master palettes in our corpus, most prominently in the work of Ralph Blakelock, Alfred Stevens, and Mihaly Zichy and the Romanticism tradition. Painters typically deployed dark sienna at an average of 13% of the canvas, with yellow orange at 8%. Third colors most often completing the combination include Zinnwaldite brown (#2C1608), Ocher (#CC7722), and Seal brown (#59260B).