Tropical palette
Prairie Marsh
Dark anchor, working middle, light release: #004c4d, #007879, #329394, #55a0a1, #71bdbd form a analogous tropical set with somewhere to stand at every lightness. Made for indie game interfaces with a strong day-night rhythm. The darkest and lightest stops clear AA as a text pair.
cyantropicalfive-stophigh-contrast
#004c4d
#007879
#329394
#55a0a1
#71bdbd
The generator opens with #004c4d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.