Nordic palette
Myrrh Harbor
Dark anchor, working middle, light release: #00474a, #007276, #308d91, #529a9d, #6eb6b9 form a tetradic nordic set with somewhere to stand at every lightness. Made for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
cyannordicfive-stophigh-contrast
#00474a
#007276
#308d91
#529a9d
#6eb6b9
The generator opens with #00474a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.