Depends on the lighting I suppose. In person they look like this color ->
http://i84.photobucket.com/albums/k10/tripleskate/DSC03654_5_6_tonemapped_2_2.jpg
But in pic like my sig where I fudged the parameters of the picture they look more dull, like so ->
http://i84.photobucket.com/albums/k10/tripleskate/DSC03603.jpg
To answer your question; green.