In other posts, there have been responses like "I shouldn't have to mod".
Imagine a tapestry; now, imagine that a section of that tapestry that was supposed to feature blue thread instead has cyan thread. You could - in theory - scan the flawed section and then color correct the cyan to the necessary shade of blue, but...there are two issues with that approach.
1. That additional step is additional work. 2. The finished product will still appear inaccurate.