Storybook palette
Oat Library
From #004851 ink through #007380, #308e9b, #539ba7 to #6fb8c3 light, Oat Library is a tetradic progression that holds together at any size. Use it for flower-shop wraps and delivery van livery together. The darkest and lightest stops clear AA as a text pair.
cyanstorybookfive-stophigh-contrast
#004851
#007380
#308e9b
#539ba7
#6fb8c3
The generator opens with #004851 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.