Tropical palette
Halcyon Crossing
Dark anchor, working middle, light release: #006664, #009491, #39b0ad, #62bdba, #7fdbd7 form a tetradic tropical set with somewhere to stand at every lightness. Made for packaging that photographs well under harsh retail light. The darkest and lightest stops clear AA for large text.
cyantropicalfive-stop
#006664
#009491
#39b0ad
#62bdba
#7fdbd7
The generator opens with #006664 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.