Figure 16.47. Example for “Mark Out of Gamut”

Original image

Image with “Mark Out Of Gamut” and “Soft Proof” enabled in the view menu, and the image's soft-proofing profile set to PSO Uncoated v3 (a CMYK profile).

When enabled, Mark Out Of Gamut Colors will mark all pixels that are out of gamut in the current display of your image with a specific color that you can set in the Soft-Proofing Preferences that can be found in the Color Management section.

This allows you to see which parts of your image will not display correctly on your target device (often a printer).

To get an idea how your image will look enable View → Color Management → Proof Colors.