Putting together a navy blazer and olive chinos is a surefire way to infuse an elegant touch into your daily fashion mix. To introduce a bit of flair to this look, introduce dark brown leather derby shoes to this getup. This look isn't a hard one to achieve and it's season-appropriate, which is more important when it's super hot outside. So if you need outfit inspiration for dressing as you mature into your 30s, this getup is a wonderful example.