The Pantone ® Matching System is the industry standard for the selection of printing colors.
Pantone ® Matching System - PMS - Color Guide
This color grid provides a reliable method for selecting, specifying, and matching colors for all possible processing tools. This is the best way to guarantee color compliance during print jobs. This color grid may vary slightly depending on the video monitor used, but provides a reliable way to select colors. If a very precise color matching is necessary, a real printed Pantone color chart is necessary.