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.
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