Nordic palette
Halcyon Lagoon
Dark anchor, working middle, light release: #00636e, #00909f, #38acbb, #61bac6, #7ed7e4 form a analogous nordic set with somewhere to stand at every lightness. Made for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
cyannordicfive-stop
#00636e
#00909f
#38acbb
#61bac6
#7ed7e4
The generator opens with #00636e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.