Nebula palette
Stone Manor
From #3c5da5 ink through #6587cf, #7fa3ed, #94b3f3 to #bad1ff light, Stone Manor is a analogous progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
skynebulafive-stop
#3c5da5
#6587cf
#7fa3ed
#94b3f3
#bad1ff
The generator opens with #3c5da5 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.