Aurora palette
Luminous Cove
Dark anchor, working middle, light release: #4c5e9f, #7488c9, #8fa4e7, #a2b4ee, #c3d2ff 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
#4c5e9f
#7488c9
#8fa4e7
#a2b4ee
#c3d2ff
The generator opens with #4c5e9f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.