# Change colors

## Introduction

In the dynamic world of fashion design, keeping up with trends requires constant adaptation of colors, materials, and textures to craft fresh and innovative looks. Manually implementing these changes can be both time-consuming and tedious. With Fermat, you can effortlessly **apply any color** to your designs with just a few clicks, helping you create the perfect collection.

## Step by step guide

To change the colors of your designs, follow these steps:

{% stepper %}
{% step %}

### Open the AI tool

1. Go to [Fermat.app](https://fermat.app/) and log into your account.
2. Open:
   * '[Change colors](https://toolmaker.fermat.app/tool/change-colors-77cfbfa4-c6a7-4ba5-980a-2c94dbe7e06c)' tool if you want to modify the color from a garment.
   * '[Change colors](https://toolmaker.fermat.app/tool/change-colors-9e6c59b2-ca5d-4ed6-86db-6f2f1922ab83)' tool if you want to change the color from an accessory.
     {% endstep %}

{% step %}

### Upload your design

Upload the design that you want to refine.

{% hint style="warning" %}
The sketch should not include a model wearing the garment.
{% endhint %}

{% hint style="success" %}
Supported formats: JPEG, PNG, and WEBP
{% endhint %}
{% endstep %}

{% step %}

### Specify Hex or Pantone color

The AI can apply a specific HEX color value to your new design.
{% endstep %}

{% step %}

### Generate image

Click the '*Generate*' button and let the AI process your inputs. Within seconds, you will have your new design refined.

{% hint style="warning" %}
Review the output and, if necessary, **use the magic brush** to improve the results.
{% endhint %}

<figure><img src="https://2419988688-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FVR1BDoqmJbjltMHKIdui%2Fuploads%2F49fuctc7SYGJ4mAfV8ZC%2FCaptura%20de%20pantalla%202025-01-30%20a%20les%2011.39.01.png?alt=media&#x26;token=01a4c64f-2d7f-4d09-b00b-dea03ffaf17b" alt="" width="563"><figcaption><p>Generate button</p></figcaption></figure>
{% endstep %}
{% endstepper %}

{% embed url="<https://youtu.be/yQ-pp9MTPfE>" %}

### (Optional) Provide extra information

You can provide extra details that will help the AI to achieve the desired result.