Also described as: jet black hair
A very dense, dark colour that can read as a true neutral black or carry a subtle warm or cool cast depending on the individual and the light.
typical range
An illustrative approximation, not a fixed definition.
Usually reads as neutral, though a subtle warm brown or cool blue-black undertone is often visible in strong direct light.
Some black hair shows a warm brown cast at the ends or in sunlight even when it reads as pure black indoors.
Hair colour, including grey and white hair, is not a reliable indicator of age and is never presented here as something to correct — it's one more colour to plan around, the same as any other.
Styling ideas below are optional and editorial — never rules, and never a claim that one colour choice is objectively correct for anyone.

This kind of standardised swatch scale (used in anthropological and forensic hair-colour classification) shows just how continuous real hair colour is — any named category like 'blonde' or 'brown' actually spans a wide, gradual range.
This is a standardised scientific/anthropological reference scale of real hair samples, not a styled photo — even so, the same lighting and camera limitations apply to how accurately its colours are reproduced here."Fischer-Saller scale of hair color", CC BY-SA 4.0, via Wikimedia Commons