Finding that something blue can be a tradition that’s hard to fulfill. Our suggestion? Spritz on one of these sweet, blue-tinged scents!—A.M. Hermès Eau des Merveilles Bleue, $156 for 100 ml. Miu Miu L’eau Bleue, $105 for 50 ml. Prada Amande Eau de Parfum, $175 for 100 ml.