Nebula palette
Spruce Chapel
From #2f5b9f ink through #5985c9, #73a1e7, #8ab1ed to #aeceff light, Spruce Chapel is a split-complementary 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
#2f5b9f
#5985c9
#73a1e7
#8ab1ed
#aeceff
The generator opens with #2f5b9f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.