A beige crew-neck t-shirt and navy jeans are a nice pairing worth integrating into your day-to-day off-duty lineup. You could go down the classic route with footwear by sporting brown suede tassel loafers. As the mercury dives into single digits, you'll find that a look like this is perfect for this time.
This combination of a beige crew-neck t-shirt and beige dress pants is an interesting balance between elegant and casual. To give your outfit a more sophisticated twist, introduce brown suede tassel loafers to the mix. Seeing as the weather is getting colder every day, this ensemble seems a wonderful pick for in between seasons.