Monochrome palette
Oyster Caravan
Oyster Caravan runs #00484e through #00737c, #308e97, #539ba3 to #6fb8bf in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
cyanmonochromefive-stophigh-contrast
#00484e
#00737c
#308e97
#539ba3
#6fb8bf
The generator opens with #00484e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.