# Color to Gray

This color to grayscale conversion uses envelopes formed with the so-called STRESS approach to perform local-difference preserving grayscale generation.

## Activating the Command

- You can access this command from the main menu through Colors Desaturate Color to Gray .

## Options

Color to Gray settings

Presets

  Presets are a common feature for several Colors commands. You can find its description in .

Radius

  Neighborhood taken into account, this is the radius in pixels taken into account when deciding which colors map to which gray values.

Samples

  Number of samples to do per iteration looking for the range of colors.

Iterations

  Number of iterations, a higher number of iterations provides less noisy results at a computational cost.

Enhance Shadows

  When enabled details in shadows are boosted at the expense of noise.

Blending Options, Preview and Split view

  These are common features described in .

Colors Color to Gray
Desaturate Color to Gray
Color to Gray