The series’ covers all share a small palette of purple, black, and white. A circle at their Centre offers another Visible metaphor for every one. In A book cover could be just as interesting with hardly any usage of color. In a few situations, a constrained palette only reinforces the https://www.evernote.com/shard/s629/sh/ba432265-a72f-dc9d-44db-4cea738fc38d/6N3dm7F3NRE99kwE9j6BnlYSFne-Tc2POm5TcprlEsnkz_XLQa2vutgyMQ