Jewel palette
Gleaming Archive
From #004661 ink through #007097, #308bb3, #5299bc to #6fb6d9 light, Gleaming Archive is a triadic progression that holds together at any size. Use it for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA as a text pair.
cyanjewelfive-stophigh-contrast
#004661
#007097
#308bb3
#5299bc
#6fb6d9
The generator opens with #004661 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.