Adjust brightness, contrast, and saturation online to fix a photo that looks flat, dark, or washed out. Small, controlled tweaks are often all a picture needs to look properly finished — and you see every change live before you save.
Brightness, contrast, and saturation explained
Brightness lifts or lowers the whole image evenly. Contrast pushes lights lighter and darks darker, which adds depth — most flat, hazy photos simply need a little more of it. Saturation controls how vivid the colours are: up for punch, down for a muted, cinematic look. You adjust all three with live sliders and see the result instantly.
Subtle adjustments look the most natural
The most convincing edits are gentle. Nudge each slider until the photo looks right, not until the effect is obvious — you preview every change and only download when you are happy. Your photo is deleted automatically an hour after it is uploaded.
How to adjust an image
- 1Upload the photo you want to adjust.
- 2Move the brightness, contrast, and saturation sliders while watching the preview.
- 3Stop when it looks right — subtle usually wins.
- 4Download the adjusted image.
When to use Adjust colours
- Brightening an underexposed or dull photo.
- Adding contrast to a flat, hazy image.
- Toning saturation up for punch or down for a muted look.
Frequently asked questions
What is the difference between brightness and contrast?
Brightness lifts or lowers the whole image evenly; contrast pushes lights lighter and darks darker, which adds depth. Most flat photos want a little more contrast.
Will adjusting ruin the photo?
No — you preview every change and only download when you are happy. Gentle adjustments look the most natural.
Is the photo uploaded?
Yes — your image is uploaded so our server can do the work, and it is deleted automatically an hour later. No account is needed.