Around these parts, we like four colors. Not three and certainly not one. EW. Stationery HQ files should be set up with CMYK, not RGB or Pantone/PMS colors.
To make it easy, we made a visual guide to show you where to convert colors using three different Adobe programs.
When in doubt about how to set up your files, please check out our File Setup Guidelines.
Note: We’re using the Adobe Creative Cloud version of these programs, so they might look slightly different than yours.