A grey overcoat and black skinny jeans paired together are a good match. For a more relaxed take, introduce a pair of white canvas low top sneakers to the equation.
Grey Overcoat with Black Skinny Jeans Relaxed Cold Weather Outfits
Pair a grey overcoat with black skinny jeans and you'll be ready for whatever this day throws at you. White athletic shoes will give a more casual finish to an otherwise dressy look.