Am 31.07.25 um 11:50 schrieb Wolfgang Schuster:

nation, Wolfgang, and please excuse my late reply.

I played around with your examples a little and found that

\definenote [one] \definenote [two] \definenote [two] [one] \setupnotation[one][color=green] \setupnotation[two][color=red]

Use color without u.

Wolfgang

Oh shit, yes of course! Tomás