Charcoal (#36454F) and Khaki (#C3B091) appear together across 6 master palettes in our corpus, most prominently in the work of Jacques Villon, Friedrich Frank, and Agnes Goodsir and the Cubism tradition. Painters typically deployed charcoal at an average of 28% of the canvas, with khaki at 11%. Third colors most often completing the combination include Shadow (#8A795D), Eerie black (#1B1B1B), and Raisin black (#242124).