Using design software like Adobe Photoshop (or Illustrator) to create the Converting CMYK to Pantone is very easy using a color chart is very. Converting from CMYK to PANTONE - A forum devoted to computer graphics with a focus on Adobe Photoshop and Illustrator. - Adobe. Using Photoshop or another digital imaging software package, you can convert blocks of color from CMYK to PMS for spot color applications. I first converted these to grayscale and then selected a Pantone ink because the images are CMYK and that Photoshop cannot separate two. To make sure colors match, use Adobe Photoshop to convert CMYK colors into Pantone colors for the most precise color-matching you can get. Convert CMYK or RGB to Pantone in Adobe Illustrator and Photoshop CC, CS6, CS5, CS4. Quick way to turn on the Pantone swatch. CMYK to PMS colors - A forum devoted to computer graphics with a focus on Adobe Photoshop and Illustrator. - Adobe Photoshop, Illustrator.