Tropical palette
Flannel Brook
Dark anchor, working middle, light release: #006f73, #009da3, #3bb9bf, #66c7cc, #84e4e9 form a tetradic tropical set with somewhere to stand at every lightness. Made for craft brewery cans lined up in a cooler door. The darkest and lightest stops clear AA for large text.
cyantropicalfive-stop
#006f73
#009da3
#3bb9bf
#66c7cc
#84e4e9
The generator opens with #006f73 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.