Sumi palette
Tawny Deck
From #b02200 ink through #c93c20, #008397, #e95a3e to #00a1b9 light, Tawny Deck is a split-complementary progression that holds together at any size. Use it for tea packaging where the flavor color does the talking.
redsumifive-stop
#b02200
#c93c20
#008397
#e95a3e
#00a1b9
The generator opens with #b02200 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.