Ocean palette
Earthen Bazaar
From #004953 ink through #007483, #318f9e, #539daa to #70b9c6 light, Earthen Bazaar is a analogous progression that holds together at any size. Use it for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA as a text pair.
cyanoceanfive-stophigh-contrast
#004953
#007483
#318f9e
#539daa
#70b9c6
The generator opens with #004953 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.