Grayscale image
Convert a color photo to grayscale while preserving transparency.
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Grayscale image
Create a black-and-white version of a color photo for a document, layout or visual comparison. The tool converts the image to grayscale and exports PNG. Check contrast afterward because distinct colors can become similar gray tones.
How to use this tool
- Choose your source file, drag it into the upload area, or import a direct public file URL.
- Review the settings and create your result.
- Download and check the output before using it.
Supported input formats
JPEGPNGWEBP
Output and limitations
Convert a color photo to grayscale while preserving transparency.
Exports PNG. Uses standard weighted RGB luminance, not a print color profile. Up to 40 megapixels.
Where are my files processed?
Selected files are processed in your browser. Importing a URL uses the download service to retrieve the remote file.
What if processing fails?
Check the supported formats and file limits, then try a smaller file. Keep an original copy. A clear error message will explain an unsupported input or an unavailable processing service.