Formal season doesn't have to mean suits - try a blazer or sports jacket. This pale blue jacket with navy trousers will compliment your girl's bright or pastel coloured gowns. Guy in photo: Jules bianchi
A bright blue blazer with white pants, a white shirt, and a pocket square accent.not sure I can go to the white pants though .
Men's Light Blue Longsleeve Shirt, Light Blue Blazer, Black Leather Belt, and White Chinos
Simple combination, but great mix of casual & business // mens summer street style & fashion