What Swap Black and White does
Swap Black and White exchanges the black and white tones, turning dark areas light and light areas dark.
- Swap Black and White
How do I swap black and white in an image?
Swap Black and White lets you swap black and white in an image by uploading an image; the tool exchanges the black and white tones, turning dark areas light and light areas dark. Preview the result and download it. Everything runs in your browser, so your photo is never uploaded.
- The tool exchanges the black and white tones, turning dark areas light and light areas dark
- Instant live preview
- Download as JPG, PNG or WebP
- 100% client-side
What is
Swap Black and White
A tool that exchanges the black and white tones, turning dark areas light and light areas dark in the browser.
Image Tools
Related terms
invertdark mode
Frequently Asked Questions
Yes, completely.
Swap Black and White is free with no signup, watermark or limits.
No unnecessary loss.
The effect is applied at full resolution and exported without extra recompression unless you choose a lossy format.
No.
The effect is applied locally with the Canvas API in your browser.
Detailed Explanation
How it works
Luminance is inverted so black and white regions swap, on a canvas.
- Canvas pixel processing
Use cases
Convert white-background documents to dark mode, or reverse scanned line art and diagrams.
- Photo editing
Limitations
The effect is applied uniformly in the browser; results depend on the source image and cannot recover detail that is not present.
- Source-dependent
Privacy
The image is processed entirely in your browser with the Canvas API; nothing is uploaded to a server.
- 100% local
- No upload