  With the advent of digital images the problem of keeping picture
visualization uniformity arises because each printing or scanning device has
its own color chart. So, universal color profiles are made by ICC to bring
uniformity in various types of devices. Keeping that color profile in mind
various new color charts are created and calibrated with the help of standard
IT8 test charts available in the market. The main objective to color
reproduction is to produce the identical picture at device output. For that
principles for gamut mapping has been designed
