Nebula palette
Spruce Estuary
From #005786 ink through #2a81b9, #499dd7, #68acdd to #84c9fc light, Spruce Estuary is a split-complementary progression that holds together at any size. Use it for podcast cover art at sixty pixels square. The darkest and lightest stops clear AA for large text.
skynebulafive-stop
#005786
#2a81b9
#499dd7
#68acdd
#84c9fc
The generator opens with #005786 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.