For a look that's nothing less than gasp-worthy, dress in a dark brown blazer and khaki dress pants.
Tobacco Blazer with White Dress Shirt Warm Weather Outfits For Men
Rock a white dress shirt to look like a real dandy at all times.
If you don't like putting too much work into your combinations, choose a brown check blazer and light blue jeans. To bring a little classiness to your look, add dark brown leather chelsea boots to the mix.
For a casually neat outfit, choose a brown check blazer and brown chinos — these two pieces play beautifully together. Brown leather tassel loafers will give an elegant twist to an otherwise utilitarian outfit.
For an ensemble that's absolutely Kingsman-worthy, consider wearing a navy trenchcoat and grey dress pants.