Tropical palette
Halcyon Beacon
Five tropical stops with room to breathe — #375500 grounds, #5e7d37 and #789852 do the talking, #8aa66b softens, #a5c386 lifts. The tetradic bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
chartreusetropicalfive-stop
#375500
#5e7d37
#789852
#8aa66b
#a5c386
The generator opens with #375500 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.