Clarté, nf : brightness, lightness, clarity, clearness, intelligibility, skin fairness.

La clarté des pièces apportait tout son cachet à la maison.
The brightness of the rooms gave the house its style.

Il est difficile de le comprendre parce que ses propos manquent de clarté.
It’s difficult to understand him, as what he says lacks clarity.

La clarté de son teint trahissait ses origines.
His fairness of complexion gave away his origins.