Map grayscale values to two custom colors for a striking duotone look. Adjust the midpoint to control the blend.
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Welcome to TooliFyra's Duotone Effect Tool — a free online tool that transforms your images into stunning two-color compositions. Choose a shadow color for dark areas, a highlight color for bright areas, and control the transition midpoint for the perfect duotone look.
Designers can create cohesive brand imagery with duotone effects. Artists can experiment with creative color palettes. Social media managers can create consistent visual themes. Photographers can add artistic flair to their photos.
Creating duotone effects for social media graphics, designing brand imagery with two-color themes, adding artistic effects to photographs, creating poster-style visuals, and developing cohesive visual identities for marketing campaigns.
Our Duotone Effect Tool gives you full creative control with custom colors and midpoint adjustment — no uploads, no sign-ups, 100% private. Works directly in your browser.
The image is converted to grayscale, then each pixel's brightness maps to a blend between the shadow and highlight colors you choose.
The midpoint determines at what gray level the color transition is centered. Lower values shift toward the shadow color, higher values toward the highlight.
Yes — you can pick any shadow and highlight colors using the color pickers. Popular combinations include pink/purple, blue/orange, and black/white.
Yes, completely free with no usage limits, watermarks, or sign-ups required.
No — all processing happens entirely in your browser. Your images never leave your device.