Aurora palette
Fennel Delta
From #004a64 ink through #00749a, #318fb6, #549dbf to #71badc light, Fennel Delta is a monochromatic progression that holds together at any size. Use it for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA as a text pair.
cyanaurorafive-stophigh-contrast
#004a64
#00749a
#318fb6
#549dbf
#71badc
The generator opens with #004a64 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.