I found this, maybe it will help
I have a pictue I took of one that MIGHT be that color at a car show last
year, though I believe it's a different year.
it would give you the idea anyway.
I loved the color on the car, thought it was drop dead gorgeous!
"Bill" <email@example.com> wrote in message
: We are fixing up a 1965 Mustang Fastback. It has a paint code of "K"
: is a "silver smoke grey". I can't recall ever seeing any with this color.
: I was wondering how to find out how many 1965 Mustangs and especially how
: many Fastbacks were painted this color? Do we have a rare color code. I
: don't think the color was even offered in 1966. Maybe it is butt ugly!!
: Any ideas out there?