Blue Hour palette
Restful Cellar
Dark anchor, working middle, light release: #004278, #0069b9, #2e85d7, #5095db, #6cb1fa form a triadic blue hour set with somewhere to stand at every lightness. Made for bike-shop liveries that survive mud and sun. The darkest and lightest stops clear AA as a text pair.
skybluehourfive-stophigh-contrast
#004278
#0069b9
#2e85d7
#5095db
#6cb1fa
The generator opens with #004278 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.