If you're after a relaxed casual and at the same time sharp getup, go for a navy denim shirt and khaki chinos. Introduce a pair of low top sneakers to the mix for maximum fashion points.
Navy Denim Shirt with Low Top Sneakers Casual Warm Weather Outfits For Men
The styling capabilities of a navy denim shirt and charcoal jeans ensure they will be on heavy rotation in your closet. If in doubt as to the footwear, add low top sneakers to the mix.