PNG to LAB
Free online png to lab tool. Works entirely in your browser — no uploads, no server processing, 100% private.
How to Use PNG to LAB
- Upload PNG: Select a PNG for CIELAB color space conversion.
- View LAB channels: See L* (lightness), a* (green-red), and b* (blue-yellow) channels.
- Download: Save each LAB channel as a separate PNG.
About PNG to LAB
PNG to LAB Converter is a free online tool that processes your PNG image entirely in your browser. No uploads or server processing needed.
- CIELAB Conversion: Converts RGB to CIELAB (L*, a*, b*) perceptual color space.
- Perceptual Accuracy: LAB is designed to approximate human color vision.
- Three Channels: Shows Lightness (L), green-red (a), and blue-yellow (b) channels.
- Download Result: Save each LAB channel as a separate PNG image.
100% free, private, and works offline — your files never leave your device.
Frequently Asked Questions
What is the PNG to LAB tool?
The PNG to LAB Converter tool is a free online utility that png to labs entirely in your browser. It processes everything locally — no uploads needed.
Is the PNG to LAB tool free?
Yes, this tool is 100% free to use with no hidden charges, no signup required, and no usage limits. All processing happens locally in your browser.
Does this tool upload my images to a server?
No. The PNG to LAB tool processes everything entirely within your browser using the HTML5 Canvas API. Your images and colors never leave your device, ensuring complete privacy.