Nebula palette
Crackling Lighthouse
From #3c6cb9 ink through #a97700, #5081d0, #c89227 to #6a9dee light, Crackling Lighthouse is a complementary progression that holds together at any size. Use it for book covers that read at thumbnail size.
skynebulafive-stop
#3c6cb9
#a97700
#5081d0
#c89227
#6a9dee
The generator opens with #3c6cb9 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.