Very close to 100% original Smith colors. Tough to reproduce the straw, emerald, and sapphire
From
L.C. Smith "The Legend Lives" by John Houchins p. 429
"The Hunter Arms Co. used a higher proportion of bone charcoal to wood charcoal (1 part bone and 3 1/2 parts wood charcoal) than most other manufacturers. The predominant colors seen on L.C. Smith shotguns are dark blue interspersed with lighter blues and emerald greens, and browns with a red hue..."
More examples of original colors here
http://www.picturetrail.com/sfx/album/view/12588446 
