Coffee is the note that made nighttime perfumery feel modern: roasted, bittersweet, slightly smoky, instantly familiar to everyone. Its genius is contrast, coffee's bitterness lets a perfumer pour on sweetness without the result turning juvenile, which is exactly the trick Black Opium rode to a decade of dominance: espresso against white flowers and vanilla. Good Girl runs the same play darker with almond and jasmine, and Coffee Break makes the cup literal, milky and comforting rather than sultry. Coffee scents are evening and cold-weather creatures with compliment ranges measured in barstools, not meters. One caution: they are distinctive, so a coffee signature gets remembered, make sure you love it first.