Aurora palette
Sunset Porch
Dark anchor, working middle, light release: #00407a, #0066bd, #2d82db, #4f92df, #6aaffd form a split-complementary 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
#00407a
#0066bd
#2d82db
#4f92df
#6aaffd
The generator opens with #00407a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.