Wow, Thank you Zagna
I'll download it right away for future use cases. For now, I was able to write a macro script on Actiona. Its great that either Paint.net and Actiona function with shortcuts. So, there are no issues with missplaced mouse clicks.
Stats:
324 macro lines
36 unique hues
2 minutes and 55 seconds
Your recommendation gave me the inspiration to add a negative version as well 😏