La Rive Blue Line Cologne by La Rive, A refreshing masculine scent thatâÇÖs perfect for classy casual wear, la rive blue line is an energizing citrus aromatic scent enhanced by spice and musk. Top notes are a crisp citrus blend of mandarin and bergamot merged with green hints of birch leaf. Woody, aromatic accords of cedar, juniper and vetiver emerge at the heart, joined by fresh nuances of violet leaf and black pepper.