Answer: This is the official color of Noxen, Pennsylvania.
I found out that Noxen apparently has their own website: http://www.noxenpa.com/
I have wayyyyy too much time on my hands today. While I'm waiting for something to do, I'm going to read up on the annual rattlesnake round-up. That should be interesting bedtime reading. No, its not bedtime, but it still ought to put me to sleep.