If the setting allows relaxed casual styling, consider wearing a white long sleeve shirt and navy jeans. For something more on the classier end to finish off your ensemble, complete your getup with a pair of dark brown leather double monks.
White Long Sleeve Shirt with Dark Brown Leather Double Monks Warm Weather Outfits
This elegant combination of a white long sleeve shirt and a tan suit is a common choice among the fashionable gentlemen. If you're puzzled as to how to round off, introduce dark brown leather double monks to the mix.