It's possible you're thinking of a similar color, perhaps:
* "Black Limousine" - This is a popular nail polish color, often described as a deep, rich black with a slightly shimmery or metallic finish.
* "Midnight Blue" - A very dark blue, often mistaken for black in certain lighting.
* "Gunmetal" - A dark, gray-toned metallic color that can resemble a limousine's paint.
Can you provide more information about the nail polish color you're looking for? Perhaps a brand name or a description of the shade?