Ocean palette
Sundew Beacon
From #005766 ink through #008398, #359fb4, #5bacbf to #78c9dc light, Sundew Beacon is a analogous progression that holds together at any size. Use it for newsletters where the header, links, and footers share one voice. The darkest and lightest stops clear AA for large text.
cyanoceanfive-stop
#005766
#008398
#359fb4
#5bacbf
#78c9dc
The generator opens with #005766 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.