When I had a dealer I asked him 4 or 5 years ago and he said it didn't exist. He had taken a sample to our local napa store and they had mixed up a batch and put it in a spray can, it was really close match.
Montana 4940C, FEL, Quick change 3 point factory hitch, pallet forks, grapple, 50 gal tank sprayer, Bush Hog PHD
Van Sickle Paint Company makes Montana Green Paint CML-6016. It sells for $55 a gallon. It's a direct match and is a good quality paint. Stands up well.