If you like off-duty style, why not wear this combo of a grey hoodie and grey chinos? You could perhaps get a bit experimental in the shoe department and enter a pair of tan suede sandals into the equation.
Grey Hoodie with Grey Chinos Relaxed Outfits
Wear a grey hoodie with grey chinos for a casual kind of elegance. Serve a little mix-and-match magic by wearing grey athletic shoes.