Frost palette
Steely Gazebo
From #9f1372 ink through #b73187, #008460, #d650a3 to #00a378 light, Steely Gazebo is a analogous progression that holds together at any size. Use it for book covers that read at thumbnail size.
magentafrostfive-stop
#9f1372
#b73187
#008460
#d650a3
#00a378
The generator opens with #9f1372 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.