A beige crew-neck t-shirt and light blue ripped jeans paired together are a nice match. For something more on the classy side to round off your look, complete your outfit with a pair of brown leather desert boots. This combination should clear any doubts you had about dressing casually as a gentleman in his thirties.
A beige crew-neck t-shirt and khaki chinos are a great combo worth having in your current casual fashion mix. Balance out this outfit with a sleeker kind of footwear, like these brown leather desert boots. This outfit demonstrates that as a 30-year-old gent, you have a wide range of sartorial options.
To put together an off-duty look with a modern take, consider teaming a beige crew-neck t-shirt with olive chinos. Introduce brown leather desert boots to your look to avoid looking too casual. Off-duty combos for stylish 30-something Millennial gentlemen aren't actually that hard, as you can see here.
A beige crew-neck t-shirt and brown corduroy chinos worn together are a nice match. Brown leather desert boots will bring a classic aesthetic to the outfit. Gentlemen who wonder how to sport modern off-duty dressing as you mature into your 30s, this combination should answer your question.
You'll be surprised at how easy it is for any guy to get dressed like this. Just a beige crew-neck t-shirt and navy chinos. Put a more sophisticated spin on an otherwise too-common ensemble with a pair of brown leather desert boots. Sartorial inspiration like this will help you stay seriously stylish while moving into your 30s.