I have Gold Rubbed Bronze wheels and I think the FLAT look of these will be decent. Not shiny by any means.
https://www.good-win-racing.com/Mazda-Performance-Part/61-2322S.html
https://www.good-win-racing.com/Mazda-Performance-Part/61-2322S.html
Another motivation for me to use STEEL lug nuts if I must use a 17mm hex size.