Eerie black (#1B1B1B) and Outer space (#2D383A) appear together across 6 master palettes in our corpus, most prominently in the work of Carl Blechen, Maurice de Vlaminck, and Franz Sedlacek and the Romanticism tradition. Painters typically deployed eerie black at an average of 26% of the canvas, with outer space at 17%. Third colors most often completing the combination include Drab dark brown (#4A412A), Ebony (#555D50), and Shadow (#8A795D).