> For the complete documentation index, see [llms.txt](https://docs.pixquare.art/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.pixquare.art/tools/additional-tools/levels-adjustment.md).

# Levels adjustment

<figure><img src="https://1813203282-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FOddm4yDredA8gF0g7cDm%2Fuploads%2FKeqfypOtxXzhj3bU9y0V%2FLevels%20adjustment.png?alt=media&amp;token=27244cef-0fe2-4044-8f8d-7fc10ccda2e8" alt=""><figcaption></figcaption></figure>

This tool lets us quickly remap the shadow/highlight values of the pixels. It works in the same way as other graphical programs.

<figure><img src="https://1813203282-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FOddm4yDredA8gF0g7cDm%2Fuploads%2FoGnyaquY6BrUt5PUyVYZ%2FLevels%20adjustment%20panel.png?alt=media&amp;token=7066b7fe-5b50-4531-a3e6-e6e3912cc48e" alt="" width="375"><figcaption></figcaption></figure>

* Histogram: showing the current shadow/highlight distribution of our selected contents.
* RGBA channels: Select which channels to apply the adjustments.
* Gamma, Input, Output: The params for the adjustments. For more info, we can read [here](https://helpx.adobe.com/photoshop/using/levels-adjustment.html).