Ocean palette
Cumin Bluff
From #004a3b ink through #007660, #31917a, #539e89 to #6fbaa5 light, Cumin Bluff is a analogous 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.
tealoceanfive-stophigh-contrast
#004a3b
#007660
#31917a
#539e89
#6fbaa5
The generator opens with #004a3b as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.