Noir palette
Foxglove Square
From #b42c54 ink through #cc4468, #008f88, #ec6182 to #00aea5 light, Foxglove Square is a analogous progression that holds together at any size. Use it for book covers that read at thumbnail size.
pinknoirfive-stop
#b42c54
#cc4468
#008f88
#ec6182
#00aea5
The generator opens with #b42c54 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.