Ocean palette
Jadite Caravan
From #004855 ink through #007385, #318ea1, #539cab to #6fb8c8 light, Jadite Caravan is a tetradic progression that holds together at any size. Use it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA as a text pair.
cyanoceanfive-stophigh-contrast
#004855
#007385
#318ea1
#539cab
#6fb8c8
The generator opens with #004855 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.