May green (#4C9141) and Yale Blue (#00356B) appear together across 5 master palettes in our corpus, most prominently in the work of Aleksey Morgunov, and Henri Matisse and the Cubo-Futurism tradition. Painters typically deployed may green at an average of 5% of the canvas, with yale blue at 6%. Third colors most often completing the combination include Rich black (#010203), Smoky black (#100C08), and Green-blue (#1164B4).