How to use this tool
Your image starts with reduced brightness. Move the single slider to make the result lighter or darker.
- 1Select an image from your device.
- 2Adjust Brightness until the image is as dark as you need.
- 3Download the darker image as PNG, JPG, or WebP.
Best for
Toning down an image that looks too bright or preparing a darker background for text.
Privacy
Brightness changes happen locally in your browser, and the image is not uploaded to our servers.
Limitations
- Darkening the whole image can hide shadow detail; use Adjust Image when you need separate tonal controls.
Questions
Can I undo the starting darkening?
Yes. Move Brightness back to zero or use Reset before downloading.