Aurora palette
Herbal Crossing
Dark anchor, working middle, light release: #005286, #007bc5, #3397e3, #58a7e8, #7ec3ff 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 for large text.
skyaurorafive-stop
#005286
#007bc5
#3397e3
#58a7e8
#7ec3ff
The generator opens with #005286 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.