Marrying an olive shirt jacket with a dark brown sweater vest is a good choice for a classic and classy ensemble. For shoes, you could go down the casual route with a pair of black leather casual boots.
Olive Shirt Jacket with Dark Brown Sweater Vest Outfits For Men
You'll be amazed at how easy it is to get dressed this way. Just an olive shirt jacket and a dark brown sweater vest. When it comes to footwear, go for something on the casual end of the spectrum and complement this look with a pair of tobacco leather brogue boots.