Dezvoltarea artei cosmetice a dus la o evolutie a vietii sociale odata cu schimbarea obiceiurilor si a manierelor.A inceput sa se acorde mai multa atentie fetei, care a devenit mai deschisa si mai expresiva, in armonia careia dintii au capatat un rol important.Astfel a aparut preocuparea pentru tratamentul dentar si ingrijirea dintilor pentru a detine un zimbet cit mai placut, perfect.Culoarea constituie un factor notabil in refacerile estetice, deoarece armonia culorilor este mai importanta decit cea a formelor.O conditie de baza a restaurarilor estetice directe cu materiale compozite fotopolimerizabile este reproducerea cu acuratete a tuturor caracteristicilor cromatice ale dintilor naturali.

The development of the art of cosmetics led to an evolution of social life that has changed habits and manners.People began to pay more attention to their face, which has become more open and expressive.The concern for dental treatment and care has appeared in order to own a bright and perfect smile.The color is a notable factor in aesthetic restorations because the harmony of colors is more important than the forms.A basic condition of direct aesthetic restorations with light-cured composite is to reproduce accurately the chromatic characteristics of natural teeth