Adobe Illustrator is vector-graphics software that allows you to specify the stroke or fill color of a vector object using any of several different color systems, including hexadecimal color codes ...

Using a simple two-window interface, ColorTagGen displays the RGB and hex-encoded color values for any selected color. Rather than trying to describe how it works, here’s a brief demonstration ...

This list of Color Code finder freeware tools & free online web services will help you identify HTML color HEX, RGD, etc, codes from images, websites, etc.