Noir palette
Seafoam Parlor
Five noir stops with room to breathe — #00446b grounds, #106ca4 and #3587c1 do the talking, #5596c8 softens, #70b2e6 lifts. The complementary bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
skynoirfive-stophigh-contrast
#00446b
#106ca4
#3587c1
#5596c8
#70b2e6
The generator opens with #00446b as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.