Slate blue (#6A5ACD) is a mid-tone cool shade that appears across 1 master palette in our corpus, most prominently in the work of Paul Jacoulet and the Post-Impressionism tradition. Master painters paired it most often with Burnt sienna (#E97451), Ecru (#C2B280), and Almond (#EED9C4). The combination forms a steady, atmospheric chord, built on a split-complementary spread, leans on warm companions to lift a cool source color, with the pair colors held at a similar value to the source.
