Khaki (#C3B091) and Viridian (#40826D) appear together across 5 master palettes in our corpus, most prominently in the work of Jessie Willcox Smith, Vasile Popescu, and Auguste Herbin and the Romanticism tradition. Painters typically deployed khaki at an average of 20% of the canvas, with viridian at 7%. Third colors most often completing the combination include Hunter green (#355E3B), Gunmetal (#2a3439), and Dark liver (#543D37).