Aurora palette
Grape Marsh
Dark anchor, working middle, light release: #3a50b2, #617cdd, #7b98fc, #8faaff, #b7caff 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 for large text.
skyaurorafive-stop
#3a50b2
#617cdd
#7b98fc
#8faaff
#b7caff
The generator opens with #3a50b2 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.