Tropical palette
Halcyon Porch
From #9e002f ink through #cf4155, #ef5f6f, #f57a84 to #ffa6aa light, Halcyon Porch is a split-complementary progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
redtropicalfive-stophigh-contrast
#9e002f
#cf4155
#ef5f6f
#f57a84
#ffa6aa
The generator opens with #9e002f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.