PMS colors are used for commercial printing - use this guide to assist your color selection and specification process. The numbered colors here are used by commercial printers to create exact colors and color schemes.
This chart is a reference guide only. Colors on computer screens may vary based on the graphics card and monitor used in your system. Commercial printers use a book of printed samples to get more accurate swatches. Also the printed surface can affect the color outcome. You can use PMS colors for web design color selection and also co-ordinate with your printed material color scheme.