It's not paint, but it one way of doing it. http://www.fibreglast.com/category/Chromaveil
It's a non-woven cloth with a printed pattern. You use epoxy and laminate it to the surface.
The look is pretty good from a distance (several feet) but it doesn't hold up to close scrutiny.
You may want to try this form-able sheeting from Alsa, I've used it and have had good results. They say its only offered to manufacturers but they allowed me to order it no problem, was about $14.00 per running foot and 24" wide.