Nautical palette
Umber Fen
Umber Fen runs #00666f through #00939f, #39afbb, #62bdc7 to #7fdae4 in five measured steps, the split-complementary structure keeping every neighbor honest. Reach for it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
cyannauticalfive-stop
#00666f
#00939f
#39afbb
#62bdc7
#7fdae4
The generator opens with #00666f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.