Then he'll come home to find his windows have been stolen.:whistling2:Try this site for converting RGB to paint codes of most major companies. I find it helpful as a starting point working with my color programs. You still have to go to the paint store and check that the chip shown is what you had in mind. And be sure to set the color for your monitor to 6500K before you start so you are not comparing apples to oranges. This particular program has a utility for doing that but only within the program.
To get a metallic look you are going to need something with metal in it and there are several gold looking alternatives but the metal is probably not going to be gold so count on it weathering and even turning dull in fairly short order if used outside. It's a little hard to keep the metals stirred into the paint so be patient or mask off and go the spray can route.
Actually gold leafing the frames but not be out of the question depending on how much you want to spend. Solid 24kt leaf will hold its sheen and color for a lifetime. You can get it in rolls. You will probably want to put a clear top coat over it.