> For the complete documentation index, see [llms.txt](https://docs.roboflow.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.roboflow.com/datasets/versions/dataset-versions/image-augmentation/augmentation-types/saturation-augmentation.md).

# Saturation Augmentation

Randomly adjust the vibrancy of the colors in the images.

* Percent: The percentage by which color saturation is randomly increased or decreased. Positive values make colors more vivid, negative values make them more muted.

## Example

<figure><img src="/files/kh0TmRkRfpytAOgYTHSQ" alt=""><figcaption><p>Original Image</p></figcaption></figure>

<figure><img src="/files/hqR1UrAE5EhpPQDuxDgU" alt=""><figcaption><p>Saturation Augmentation of +30%</p></figcaption></figure>

<figure><img src="/files/ObLc3JVmOijYy29uLkro" alt=""><figcaption><p>Saturation Agumentation of -30%</p></figcaption></figure>

## Learn More

* [Why Add Noise to Images for Machine Learning](https://blog.roboflow.com/why-to-add-noise-to-images-for-machine-learning/)