Duotone Effect
Upload an image and apply a stylish duotone effect using two custom colors. Map dark tones to one color and light tones to another for artistic results.
Click to upload or drag and drop an image
Supports PNG, JPEG, GIF, WebP, BMP
Why use this tool?
Duotone effects create striking visual styles popular in modern design, album covers, and marketing materials. By mapping grayscale values to a two-color gradient, you can achieve professional-looking results.
- Custom colors — choose any two colors for shadows and highlights.
- Intensity control — blend between original and duotone.
- Live preview — see changes instantly.
- Privacy — all processing happens in your browser.
How to use
- Click the upload area or drag and drop an image.
- Pick shadow (dark) and highlight (light) colors.
- Adjust intensity if desired.
- Download the duotone image.
Frequently Asked Questions
Yes, completely free with no sign-up required.
PNG, JPEG, GIF, WebP, and BMP.
No. Everything runs client-side.