Nebula palette
Silken Crater
Silken Crater runs #004e88 through #1477c5, #3993e3, #5ba3e8 to #7fbfff in five measured steps, the analogous structure keeping every neighbor honest. Reach for it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
skynebulafive-stop
#004e88
#1477c5
#3993e3
#5ba3e8
#7fbfff
The generator opens with #004e88 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.