Oil Slick Nails
A duochrome, iridescent finish that shifts between green, purple, and blue like gasoline on water — usually built over a black or deep base with a prismatic aurora topper.
Trend context
Key fact
Bling Art UK's 2026 trend report names chameleon/oil-slick its fastest-growing finish line, and Byrdie features 'duotone oil slick manicures' among 2026 looks — a finish shift outpacing plain chrome.
