Nebula palette
Oyster Dune
Oyster Dune runs #005373 through #007dac, #3399c9, #59a7d1 to #75c4ef 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
#005373
#007dac
#3399c9
#59a7d1
#75c4ef
The generator opens with #005373 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.