Phthalo green (#123524) is a very dark cool green shade that appears across 14 master palettes in our corpus, most prominently in the work of Bartolomeo Veneto, Lajos Tihanyi, and Leopoldo Metlicovitz and the High Renaissance tradition. Master painters paired it most often with Olive Drab (#3C341F), Smoky black (#100C08), and Chinese red (#AA381E). The combination forms a balanced chord, built on a split-complementary spread, spans a mixed temperature range, with the pair colors held at a similar value to the source.
