Nordic palette
Satin Brook
Dark anchor, working middle, light release: #005f69, #008c9a, #37a8b6, #5fb5c1, #7cd2df 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 for large text.
cyannordicfive-stop
#005f69
#008c9a
#37a8b6
#5fb5c1
#7cd2df
The generator opens with #005f69 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.