Retro palette
Rosy Plaza
Dark anchor, working middle, light release: #00416a, #0069a6, #2e84c3, #5093c9, #6bb0e7 form a split-complementary retro 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.
skyretrofive-stophigh-contrast
#00416a
#0069a6
#2e84c3
#5093c9
#6bb0e7
The generator opens with #00416a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.