For a look that's very simple but can be smartened up or dressed down in a ton of different ways, wear a beige dress shirt and beige chinos. Introduce a pair of loafers to the mix to instantly up the classy factor of this ensemble. As you reach your 30s, you want to start dressing more like a mature gentleman. That's when inspiration like this comes in very handy.
Teaming a beige dress shirt and navy dress pants is a surefire way to infuse your current repertoire with some manly refinement. For a more laid-back feel, why not complete this ensemble with a pair of loafers? Sport this combo to pull together a more conservative look as a gent in his 30s.
A beige dress shirt and tobacco corduroy dress pants are a polished getup that every sharp gent should have in his closet. For something more on the relaxed side to round off this outfit, complete this getup with a pair of loafers. Combos like this help welcome this milestone that is your 30s with class and confidence.
A beige dress shirt and brown dress pants are essential in a well-coordinated man's wardrobe. You could perhaps get a bit experimental when it comes to footwear and dress down your outfit by sporting loafers. This ensemble is most probably what you're looking for as a 30-something.
Dress in a beige dress shirt and an olive raincoat for a clean polished ensemble. You can take a classic approach with footwear and add loafers to your getup. This getup shows that dressing maturely and staying stylish are not mutually exclusive things.