Nordic palette
Tidal Marsh
From #005865 ink through #008497, #35a0b3, #5badbe to #78cadb light, Tidal Marsh is a tetradic progression that holds together at any size. Use it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
cyannordicfive-stop
#005865
#008497
#35a0b3
#5badbe
#78cadb
The generator opens with #005865 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.