Aurora palette
Fennel Library
From #222ba0 ink through #435aca, #5b76e9, #6e89eb to #8ca7ff light, Fennel Library is a monochromatic progression that holds together at any size. Use it for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA as a text pair.
skyaurorafive-stophigh-contrast
#222ba0
#435aca
#5b76e9
#6e89eb
#8ca7ff
The generator opens with #222ba0 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.