Blue Hour palette
Quilted Library
Dark anchor, working middle, light release: #004265, #006a9f, #2e85bc, #5094c3, #6cb0e1 form a complementary blue hour 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.
skybluehourfive-stophigh-contrast
#004265
#006a9f
#2e85bc
#5094c3
#6cb0e1
The generator opens with #004265 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.