"Correct" shade doesn't exist because of different vendors using their own paints. See:

http://www.iccahome.org/

...scroll down and click on "Paint markings".

Also see old discussions:

https://board.moparts.org/ubbthreads/show...amp;Search=true

https://board.moparts.org/ubbthreads/show...e=0#Post7153572

https://board.moparts.org/ubbthreads/show...e=0#Post7872418

For correct looking numbers with more paint at the edges than in the center, some say you'll need a rubber stamp, which squishes the paint to the edges.

Here's an idea for an axle dolly.

https://board.moparts.org/ubbthreads/showflat.php?Number=7550661