Sumi palette
Opal Hollow
From #aa2751 ink through #d85a7a, #f87695, #ff8fa7 to #ffbfca light, Opal Hollow 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 for large text.
pinksumifive-stop
#aa2751
#d85a7a
#f87695
#ff8fa7
#ffbfca
The generator opens with #aa2751 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.