Tropical palette
Gleaming Mesa
From #af5a2d ink through #c66f43, #0097c1, #e48b5e to #33b4e1 light, Gleaming Mesa is a analogous progression that holds together at any size. Use it for book covers that read at thumbnail size.
orangetropicalfive-stop
#af5a2d
#c66f43
#0097c1
#e48b5e
#33b4e1
The generator opens with #af5a2d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.