Tom Poe wrote:
> I scanned in a sketch that is displayed as a black and white sketch.
> I now want to replace the black with blue color. Then, I will have a
> blue and white sketch. Does that make sense? Is there a command, or
> feature on Gimp that lets me do that?
That is a fairly common operation. What you want is a colour map.
Right click->Filters->Colors->Map->Color Exchange
Then select your black and blue as the colours to be exchanged (which
you obviously knew).
Gimp-user mailing list