Aurora palette
Indigo Mill
From #3346b7 ink through #5873e2, #7290ff, #87a3ff to #aec2ff light, Indigo Mill is a triadic progression that holds together at any size. Use it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
skyaurorafive-stop
#3346b7
#5873e2
#7290ff
#87a3ff
#aec2ff
The generator opens with #3346b7 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.