Tropical palette
Nightfall Bluff
From #005251 ink through #007e7c, #339997, #58a7a4 to #74c3c0 light, Nightfall Bluff is a tetradic progression that holds together at any size. Use it for outdoor gear branding that reads in sun and shade. The darkest and lightest stops clear AA for large text.
cyantropicalfive-stop
#005251
#007e7c
#339997
#58a7a4
#74c3c0
The generator opens with #005251 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.