The final colour of your henna varies depending on the placement of your henna. The palms, backs of your hands and feet tend to yield the strongest colour as the skin is thickest (and sometimes warmest). The closer the placement is to the torso, the lighter the final colour is likely to be. Diligent aftercare is key to maximising full colour potential. However it is very important to note that stain development varies widely with individual skin chemistry – some people simply stain lighter than others. In other cases, regular medicines can affect stain quality.
For an excellent resource for understanding how henna stains different areas of the body, I have found Catherine Cartwright-Jone’s Henna Page to be the best infograph yet.
Typical stains achieved with diligent aftercare: