Nebula palette
Spiced Delta
Dark anchor, working middle, light release: #004664, #006f9c, #308ab9, #5299c1, #6eb5de form a split-complementary nebula set with somewhere to stand at every lightness. Made for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA as a text pair.
skynebulafive-stophigh-contrast
#004664
#006f9c
#308ab9
#5299c1
#6eb5de
The generator opens with #004664 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.