Online Tool Store
Duotone Generator
Prepare duotone image styling with shadow color, highlight color, blend strength, and export controls in your browser.
🔒 This tool runs entirely in your browser. Your files are never uploaded to a server.
Color effect
Create a duotone effect
Frontend preview — no upload or external service.
Effect preview
Upload an image and choose two colors to prepare a duotone effect preview.
How Duotone Generator works
Upload an image, choose shadow and highlight colors, then tune intensity or select a preset for a two-tone visual treatment.
FAQ
Does this edit the image yet?
No. This is the complete frontend interface only; pixel processing is not connected.
Are images uploaded?
No. The UI is designed for private browser-side handling.