Khaki (#C3B091) and Oxblood (#4A0000) appear together across 6 master palettes in our corpus, most prominently in the work of Martin Kober, Thomas Sully, and George Caleb Bingham and the Romanticism tradition. Painters typically deployed khaki at an average of 17% of the canvas, with oxblood at 8%. Third colors most often completing the combination include Smoky black (#100C08), Liver chestnut (#987456), and Rich black (#010203).