Acid palette
Faded Library
From #672a81 ink through #9056aa, #ac71c7, #b785cf to #d4a1ed light, Faded Library is a analogous progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
violetacidfive-stophigh-contrast
#672a81
#9056aa
#ac71c7
#b785cf
#d4a1ed
The generator opens with #672a81 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.