Aero (#7CB9E8) and Coffee (#6F4E37) appear together across 5 master palettes in our corpus, most prominently in the work of Alexandre Thomas Francia, and Ippolito Caffi and the Romanticism tradition. Painters typically deployed aero at an average of 7% of the canvas, with coffee at 4%. Third colors most often completing the combination include Raisin black (#242124), Old burgundy (#43302E), and Opal (#A8C3BC).