Nebula palette
Polar Bluff
Polar Bluff runs #005474 through #1e7ea8, #419ac5, #61a8cd to #7dc5eb in five measured steps, the triadic 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
#005474
#1e7ea8
#419ac5
#61a8cd
#7dc5eb
The generator opens with #005474 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.