| abstract |
The present invention relates to a cosmetic composition, comprising: a cosmetically acceptable medium and coloured particles having a size of 70 nm to 1 μm comprising: in a first region, a first metal compound consisting of a first plasmonic metal or one of the alloys thereof and, in a second region separate from the first region, a second metal compound consisting of a second plasmonic metal or one of the alloys thereof, the second metal compound being different from the first metal compound, the first and second regions having a size or a thickness of no less than 2 μm and the first and second metal compounds together having an impact on the plasmonic resonance of the particles. |