For a look that's effortlessly smart and envy-worthy, wear a dark green gilet with a suit. You could take the casual route on the shoe front by rounding off with brown leather desert boots.
Dark Green Gilet with Suit Warm Weather Outfits
This combo of a dark green gilet and a suit can only be described as devastatingly dapper and refined. Finishing off with a pair of beige suede desert boots is the simplest way to infuse a more relaxed aesthetic into this ensemble.