Tropical palette
Velvet Delta
From #3a97c4 ink through #009faa, #2ea186, #3cbcc7 to #51bea2 light, Velvet Delta is a monochromatic progression that holds together at any size. Use it for book covers that read at thumbnail size.
cyantropicalfive-stop
#3a97c4
#009faa
#2ea186
#3cbcc7
#51bea2
The generator opens with #3a97c4 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.