Eerie black (#1B1B1B) and Eggshell (#F0EAD6) appear together across 6 master palettes in our corpus, most prominently in the work of Fernand Leger, Jacoba van Heemskerck, and Erik Henningsen and the Cubism tradition. Painters typically deployed eerie black at an average of 25% of the canvas, with eggshell at 17%. Third colors most often completing the combination include Khaki (#C3B091), Ash gray (#B2BEB5), and Rifle green (#444C38).