A smart casual combination of a black sportcoat and dark blue chinos can maintain its relevance in many different circumstances. Show your sartorial prowess with a pair of navy blue suede tassel loafers.
This is a Sunday brunch with the guys or family outfit! I feel like you don't have to wear dress pant to wear a blazer with a dress shirt. Just throw on some plain, simple jeans and add on that beige blazer with a neutral color dress shirt.