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Image Toolkit

Brightness & Contrast

Correct image brightness, contrast and saturation in the browser.

Runs on your device No signup
Live color editor
NO UPLOAD

How it works

  1. 01

    Open the image

    Choose a photo and inspect its highlight, shadow and color detail on the live canvas.

  2. 02

    Balance light and color

    Adjust brightness, contrast and saturation independently, compare with the original, and open advanced effects only when needed.

  3. 03

    Apply the adjustment

    Render the current values to the full-resolution image as PNG, WebP or JPG.

About this tool

What Brightness & Contrast does

Correct image brightness, contrast and saturation in the browser.

Brightness shifts overall luminance, contrast expands or compresses tonal separation, and saturation changes color intensity. The same canvas filter is used for live preview and export.

Tips for better results

  • Small changes are usually more natural.
  • Watch for clipped white highlights and blocked shadows.
  • Avoid oversaturating skin and brand colors.
  • Processing stays in the current browser tab; download the result before closing it.

FAQ

How do I use Brightness & Contrast? +

Choose a photo and inspect its highlight, shadow and color detail on the live canvas. Adjust brightness, contrast and saturation independently, compare with the original, and open advanced effects only when needed. Render the current values to the full-resolution image as PNG, WebP or JPG.

Should I change brightness or contrast first? +

Correct overall brightness first, then add or reduce contrast. Finish with saturation because strong contrast can already make colors appear more intense.

What inputs and outputs does Brightness & Contrast support? +

You can start with JPG, PNG, WebP and export PNG, JPG, WebP. Actual decoding support can vary slightly by browser.

Does Brightness & Contrast upload my image? +

Brightness & Contrast runs in your browser. Your image is not uploaded to Image Toolkit.

Do I need an account for Brightness & Contrast? +

No. You can use this tool without creating an account.

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