Ocean palette
Maroon Outpost
From #005450 ink through #00807a, #349b95, #58a9a3 to #75c5bf light, Maroon Outpost 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 for large text.
cyanoceanfive-stop
#005450
#00807a
#349b95
#58a9a3
#75c5bf
The generator opens with #005450 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.