Duotone Image Maker
Convert images to duotone (two-color) effect. Shadow and highlight color picker.
About Duotone Image Maker
Convert images to duotone (two-color) effect. Shadow and highlight color picker. Everything runs locally in your browser — your data never leaves your device.
How to use
- Enter your input in the tool above.
- Adjust any options to your preference.
- Use the Copy or Download buttons to save the result.
- Everything happens locally — your data never leaves your browser.
FAQ
What does this tool do?
Convert images to duotone (two-color) effect. Shadow and highlight color picker.
Is my data sent to a server?
No. This tool runs 100% in your browser. Nothing is uploaded, tracked, or stored remotely.
What extra features does this tool have?
Extras: (1) (1) Duotone effect, (2) (2) Shadow color picker, (3) (3) Highlight color picker, (4) (4) Preset duotones (10+), (5) (5) Intensity control, (6) (6) Contrast adjustment, (7) (7) Bulk processing, (8) (8) Download as PNG, (9) (9) Copy CSS filter, (10) (10) Side-by-side preview, (11) (11) Custom gradient map, (12) (12) PWA offline
Does this work offline?
Yes — install as a PWA and use it without network.
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