While painting can give you a peace of mind, the art of achieving a perfect skin tone can give you a severe headache. Well, understanding a Picasso painting also requires a creative eye (and these guidelines too). A painting is perfect if it looks real and natural rather than just a piece of paper with colors spread on it. And painting a portrait can be a bit intimidating as well. It’s not that easy to catch a person’s resemblance on the canvas. A portrait is not just about the face and expression or the emotions shimmering in the eyes of the person. A perfect skin tone is a very important factor as well.