Jewel palette
Violet Prairie
Dark anchor, working middle, light release: #0f3698, #3762c2, #507ee0, #678fe4, #83acff form a tetradic jewel set with somewhere to stand at every lightness. Made for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA as a text pair.
skyjewelfive-stophigh-contrast
#0f3698
#3762c2
#507ee0
#678fe4
#83acff
The generator opens with #0f3698 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.