Team a blue blazer with white dress pants if you're aiming for a neat, trendy ensemble. Complement your look with dark brown leather tassel loafers and the whole look will come together perfectly. A safe bet pairing appropriate for 30-year-old guys.
Dark Brown Leather Tassel Loafers with Blue Blazer Warm Weather Outfits In Their 30s
This combo of a blue blazer and charcoal wool dress pants is a fail-safe option when you need to look sophisticated and truly smart. Dark brown leather tassel loafers are a nice option to finish off your getup. This combo demonstrates that dressing stylishly as you mature into your 30s is not particularly hard.
The go-to for a killer and casually elegant ensemble? A blue blazer with navy jeans. With footwear, go for something on the more elegant end of the spectrum and round off this look with a pair of dark brown leather tassel loafers. Now that's how you do semi-casual as a 30-something guy.