Combining a dark brown blazer and a multi colored gingham dress shirt is a guaranteed way to infuse your closet with some effortless refinement. If you want to effortlessly dress down your outfit with shoes, complement this getup with a pair of dark brown suede desert boots. On not-so-chilly afternoons, you can wear this transitional ensemble and look absolutely awesome. As a guy in his 30s, you want to start dressing more like a mature gentleman. In this case, combos like this are a solid bet.