Aurora palette
Crocus Library
Dark anchor, working middle, light release: #004077, #0067b9, #2d83d7, #4f93db, #6baffa form a split-complementary aurora set with somewhere to stand at every lightness. Made for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA as a text pair.
skyaurorafive-stophigh-contrast
#004077
#0067b9
#2d83d7
#4f93db
#6baffa
The generator opens with #004077 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.