Are you going to print on white? I would do it as a vector, either using illustrator or inkscape.
Not sure about illustrator, but inkscape is a open source vector program, and what I would do is import it as a jpg, and then do an auto trace. It would be much easier to separate the colors that way.
Not sure about illustrator, but inkscape is a open source vector program, and what I would do is import it as a jpg, and then do an auto trace. It would be much easier to separate the colors that way.