Jordan Mixson was a groomsman in his sister’s wedding, when the tuxedo he ordered came with a surprise: a pocket square and a pair of socks. The socks had bright horizontal stripes and added just a splash of color to the otherwise dark ensemble.
It was, for Mixson, one of life’s ah-ha moments. Socks, he discovered, are a subtle but stylish flash of fashion. He quickly found himself in department stores, scouring the sock racks, sometimes buying five or six pairs at a....