PubMed ID (PMID): 28983532Pages 468-481, Language: EnglishPaolone, GaetanoWhen planning a restoration, the color of the substrate should also be taken into account in order to achieve a satisfactory esthetic outcome. In some clinical situations, clinicians are asked to hide the substrate with the restoration; in other situations, clinicians can take advantage of an unaltered color substrate and therefore select less opaque materials that exploit the color of the underlying tissue.