This is based on a library of colors. Simply enter a color into the textbox below - pressing the 'submit' button will bring up a window giving the hex value of the color (if it exists in the database). It will also bring up a small window with the background as the color you requested.
Enter a hex value in the textbox. Do not include the "#" symbols and make sure the letter values are in "CAPS". Hit submit and it will display the color's name in the box below. Pressing 'view' will bring up a small window with the background as the color you requested.