However, these are broad categories, and each has a wide range of shades and variations. For example:
* Blonde: Strawberry blonde, platinum blonde, ash blonde, golden blonde, etc.
* Red: Auburn, copper, ginger, true red, etc.
* Brown: Light brown, dark brown, chocolate brown, chestnut brown, etc.
* Black: Jet black, soft black, blue-black, etc.
Therefore, while the *basic* categories are four, the *actual shades and variations* of natural hair color are far more numerous and practically uncountable.
Therefore, to be precise there are four broad categories of natural hair color, but there are many shades of these colors.