Tropical palette
Copper Plaza
Five tropical stops with room to breathe — #9c0033 grounds, #d13b57 and #f15a71 do the talking, #f77686 softens, #ffa4ab lifts. The complementary bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
redtropicalfive-stophigh-contrast
#9c0033
#d13b57
#f15a71
#f77686
#ffa4ab
The generator opens with #9c0033 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.