Sumi palette
Restful Brook
Five sumi stops with room to breathe — #a7231e grounds, #bf3c33 and #007f8d do the talking, #df5a4d softens, #009dad lifts. The tetradic bones keep it coherent across dashboards where status colors must survive color-vision differences.
redsumifive-stop
#a7231e
#bf3c33
#007f8d
#df5a4d
#009dad
The generator opens with #a7231e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.