Color depth - definition
Color depth is also known as Bit Depth. It is used to indicate the color of a single pixel. The more the color depth or bit depth is the greater the color accuracy becomes. For example: A 1 bit color depth means either it can be Full Black or Full White. In 2 bit color it could be either Black-Semi black or White-Semi White. In simple words the number of bits indicates how many colors are available for each pixel. A 24-bit color is industry standard now a days for mobile phone or display technology which produce 16.7 Million colors for more precise and accurate result to the source.