Probably the most common teeth color, slightly yellow-tinted teeth indicate a strong and healthy tooth, as what Science Focus had found. Yellow is the natural color of the dentine underneath whereas the outer covering of the teeth called enamel has a natural hue of bluish-white.Click to see full answer. Regarding this, what is the most common tooth color?Results showed that A3 was the most common classical tooth shade respectively.One may also ask, what is the whitest tooth shade? One of the whitest shade is known as b1. If you’re looking for a more natural shade of white we suggest you compare a1 to b1 tooth color. A1 resembles a darker shade of white than b1. Thereof, is b1 tooth shade too white? A B1 shade is considerably lighter than A3 and is generally considered the lightest naturally occurring shade. However, with the advent of tooth whitening patient driven shades are now getting considerably lighter than this, and are often called Hollywood white shades.Is a2 a good tooth color?Brilliant white teeth are glowing all over the place. Most people are born with ivory-coloured teeth – in dentist’s jargon, around an “A2”. This shade is seven steps away from the apex of whiteness, a B1. Even B1 has shades of yellow, however, because natural teeth are never pure white.