Sumi palette
Hickory Reef
From #a55557 ink through #4a70ad, #4e7f42, #c37071 to #689b5c light, Hickory Reef is a tetradic progression that holds together at any size. Use it for farmers-market stalls seen from across the parking lot.
redsumifive-stop
#a55557
#4a70ad
#4e7f42
#c37071
#689b5c
The generator opens with #a55557 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.