Aurora palette
Crocus Inn
Dark anchor, working middle, light release: #1d3b7d, #4464a6, #5d7fc3, #718fca, #8cabe8 form a triadic aurora set with somewhere to stand at every lightness. Made for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA as a text pair.
skyaurorafive-stophigh-contrast
#1d3b7d
#4464a6
#5d7fc3
#718fca
#8cabe8
The generator opens with #1d3b7d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.