Storybook palette
Polar Square
From #005b66 ink through #008797, #36a3b3, #5cb0be to #7acddb light, Polar Square is a triadic progression that holds together at any size. Use it for newsletters where the header, links, and footers share one voice. The darkest and lightest stops clear AA for large text.
cyanstorybookfive-stop
#005b66
#008797
#36a3b3
#5cb0be
#7acddb
The generator opens with #005b66 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.