Here are some common purple shades found in nail polish:
* Lavender: A light, pale purple with a touch of gray.
* Lilac: A soft, delicate purple with a hint of pink.
* Amethyst: A deep, rich purple with a hint of blue.
* Plum: A deep, dark purple with a hint of red.
* Orchid: A vibrant, bright purple with a hint of pink.
* Mauve: A dusty, muted purple with a hint of gray.
* Violet: A true, bright purple with no other color hints.
Ultimately, the "purple" of a nail polish depends on the specific pigments used and the manufacturer's name for the color.