Storm palette
Cobalt Bluff
Cobalt Bluff runs #00455b through #006f8f, #308aab, #5298b4 to #6eb4d1 in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA as a text pair.
cyanstormfive-stophigh-contrast
#00455b
#006f8f
#308aab
#5298b4
#6eb4d1
The generator opens with #00455b as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.