Mouth reflects the health status of an individual. There are various pigmented lesions present widely in an around the oral cavity which depicts whether they are benign or malignant. Therefore, classification has been made to quantify the size, color, location of the lesion. And also proper management can be made depending on the lesion. Dental professionals deal with the lesions pertaining to oral cavity, so classification made eases their quality of their work and also in treating the patient.