To me it's a reddish brown color...you can check here...
http://www.ejearchive.com/index.html
These are good pics of the color...http://www.ejearchive.com/photos_paul_h/30.jpg
http://www.railpictures.net/viewphoto.php?id=340230&nseq=7
And a model, pretty close IMHO...http://www.ejearchive.com/images_models/ho44.gif