In addition to CMYK icons, the latest edition now includes icons on color achievable in RGB. Plus, the larger format provides 25% percent more color area per chip and improved handling. With six perforated chips for each solid PANTONE MATCHING SYSTEM® Color, it's easy to select, specify and communicate color on coated or uncoated stocks. Attach color reference chips to artwork and digital files to ensure that you get a perfect match every time.