# Tones Step node

The Tones Step node emphasizes the light and dark tones around a specified value. This node will not affect the alpha channel of the image.

## Inputs

The Tones Step node requires an RGBA input texture.

## Outputs

The Tones Step node provides a single RGBA texture.

## Parameters

The Tones Step node accepts 3 parameters:

- the Value around which the tones are emphasized

- the Width (in tones space) of the gradient between black and white areas

- the Invert option that will invert the result if checked