For something on the smart end, choose a navy cardigan and a blue chambray dress shirt. Add a pair of dark brown leather brogues to the mix for an instant style injection. So if you need outfit ideas on what to wear as you head into your 30s, this outfit is a good example.
Try teaming a navy cardigan with a blue chambray dress shirt for a neat polished ensemble. Rounding off with brown suede derby shoes is the most effective way to give an added touch of style to your outfit. As you slip into your 30s, you want to start dressing more elegantly. That's when outfits like this come in handy.