If you wish take your off-duty style up a notch, go for a navy polo and beige chinos. Brown leather double monks will bring an elegant twist to an otherwise standard ensemble.
Navy Polo with Brown Leather Double Monks Warm Weather Outfits
Go for a simple but polished choice marrying a navy polo and an olive suit. In the shoe department, go for something on the dressier end of the spectrum by slipping into a pair of brown leather double monks.