Putting together a navy blazer and khaki dress pants is a guaranteed way to infuse rugged sophistication into your daily wardrobe. When not sure about the footwear, go with black leather tassel loafers. So as you can see, it's a seriously stylish, not to mention spring-ready, look to have in your transeasonal arsenal. As you're moving from your 20s to your 30s, you want to start dressing in a more elegant manner. If that's the case, combinations like this are ideal as inspo.