Jewel palette
Fiery Library
From #3b5398 ink through #637dc2, #7d99e0, #91a9e6 to #afc6ff light, Fiery Library is a tetradic 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.
skyjewelfive-stop
#3b5398
#637dc2
#7d99e0
#91a9e6
#afc6ff
The generator opens with #3b5398 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.