* Prue: Prue maintained her signature dark brown hair throughout the series, including season 3.
* Piper: Piper's hair color transitioned from a darker brown in earlier seasons to a more golden blonde in season 3.
* Phoebe: Phoebe's hair color varied between seasons. In season 3, she mainly sported a light brown shade, often with highlights.
So, while no specific named hair color exists for the show, you can use these descriptions to identify the sisters' hair colors in season 3.