Color palette. despite varying bit depths among the cga graphics modes (see below), cga processes colors in its palette in four bits, yielding = different colors. the four color bits are arranged according to the rgbi color model the lower three bits represent red, green, and blue color components fourth “intensifier” bit, when set, increases the brightness of all three color .While the adobe creative suite of tools is pretty much the industry standard software for graphic designers, there are plenty of other tools available online, as web apps, mobile apps, or even desktop software, to meet the specific needs of artists and designers working in any niche. Choose color schemes that can be easily identified by people with all types of color vision, in consideration with the actual lighting conditions and usage environment. The main problem with the above is that you can lose some pixel data from the image. that is the pixels are not ‘swapped’ but randomally copied, which means specific pixel in the image may become duplicated or lost.