Ocean palette
Greige Fen
From #004b49 ink through #007674, #31918f, #549e9c to #70bbb8 light, Greige Fen is a triadic progression that holds together at any size. Use it for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA as a text pair.
cyanoceanfive-stophigh-contrast
#004b49
#007674
#31918f
#549e9c
#70bbb8
The generator opens with #004b49 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.