As you can see here, looking on-trend doesn't take that much time. Try teaming a black overcoat with navy chinos and you'll look amazing. You can get a little creative on the shoe front and choose a pair of dark brown leather loafers. As you can see, this getup is a really nice choice, especially for transeasonal weather, when the mercury is dropping. This combination shows that dressing age-appropriately and staying fashionable are not mutually exclusive things.
For a look that's pared-down but can be styled in a multitude of different ways, consider wearing a white and red vertical striped blazer and navy chinos. Introduce a pair of dark brown leather loafers to the mix for a dose of elegance. This getup is a pretty wonderful pick, especially for autumn, when the temps are falling. Certainly a great pick when it comes to style for men in their thirties.
Marry a beige blazer with navy chinos and you'll don a proper and sophisticated ensemble. For an on-trend on and off-duty mix, complete your look with dark brown leather loafers. When you're having one of those gloomy fall days, sometimes only a neat getup like this one can get you to face the outside world. As you get into your 30s, you probably want to start dressing maturely. That's when outfits like this are a safe option.