Sumi palette
Midnight Crater
Midnight Crater runs #a63747 through #5f53b2, #6c6700, #007273 to #c55360 in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for museum exhibition graphics with long sightlines.
redsumifive-stop
#a63747
#5f53b2
#6c6700
#007273
#c55360
The generator opens with #a63747 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.