CONVENTIONAL CLASS AND CHARM: To adapt a phrase from Le Corbusier, the suit is a machine for living in, close-fitting but comfortable armor, constantly revised and reinvented to be, literally, well suited for modern daily life.’ – Cally Blackman. After black, a blue suit is a wardrobe essential for men. Whether it’s for work or a formal event, blue suits are not only versatile but also classy. However, the statement you make largely depends on the shade of the suit. A bright and light hue is perfect for a bold look whereas more subdued blues such as navy are ideal if you want to achieve a sophisticated aesthetic.