Tooth shade measurements under standard and nonstandard illumination and their agreement with skin color.

Purpose: The purpose of this study was to examine the relationship between skin color (shade) and tooth shade under standard and nonstandard illumination sources.

Materials And Methods: Four hundred Jordanian participants (200 males, 200 females, 20 to 50 years of age) were studied. Skin colors were assessed and categorized using the L'Oreal and Revlon foundation shade guides (light, medium, dark).