[snip] take all the colors in the world, all varieties (Pantone, RGB, CMYK, etc.) and put them on paper, or better yet a computer screen. How many colors can the naked eye see? [/snip] [and snip] Do you mean web safe colors (http://www.visibone.com), or do you mean what a monitor can reproduce (see you manufacturer's specs as they are all different)... [/and snip] 216. Jay