Dark sienna (#3C1414) and Tan (#D2B48C) appear together across 6 master palettes in our corpus, most prominently in the work of Thomas Theodor Heine, William McGregor Paxton, and Albert Benois and the Romanticism tradition. Painters typically deployed dark sienna at an average of 18% of the canvas, with tan at 9%. Third colors most often completing the combination include Smoky black (#100C08), Eerie black (#1B1B1B), and Van Dyke brown (#664228).