Jewel palette
Sunlit Dune
From #1e2a98 ink through #3f58c2, #5774e1, #6a86e3 to #86a3ff light, Sunlit Dune is a analogous 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.
skyjewelfive-stophigh-contrast
#1e2a98
#3f58c2
#5774e1
#6a86e3
#86a3ff
The generator opens with #1e2a98 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.