Image Lightness Adjuster

Image Lightness Adjuster - Free online image lightness adjustment tool. Just drag and drop your image here and fine-tune its lightness. Adjust the lightness level from -100% to +100% to achieve the perfect illumination. Created by Sarah.

Input Image ?

Or drop an image here
Or paste it here (ctrl+v)
Or load from examples (below)

Adjusted Image

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How to Adjust Image Lightness Online

Fine-tune the lightness of your images to achieve perfect illumination. Ideal for correcting underexposed or overexposed photos, or creating specific lighting moods. Use the slider to increase or decrease lightness until you achieve the desired effect.

Key Features

  • Precise lightness control (-100% to +100%)
  • Real-time preview
  • Preserves image quality
  • No registration required
  • Free to use

Frequently Asked Questions

What's the difference between lightness and brightness?

Lightness affects the overall luminosity while preserving color relationships, whereas brightness affects all color channels equally.

When should I adjust lightness?

Adjust lightness when you want to correct exposure issues or create specific lighting moods while maintaining color balance.

Will adjusting lightness affect colors?

Lightness adjustments primarily affect luminosity while preserving color relationships, though extreme adjustments may impact color perception.

What image formats are supported?

Our tool works with all common formats including JPG, PNG, WebP, and GIF.

Related Keywords: adjust photo lightness, image illumination, improve lighting, light balance, photo editing, luminosity adjustment, light control, image lightness tool, enhance lighting, picture illumination