1-Bit Dithering
A way to fake shades of gray using only black and white pixels. Bill Atkinson’s dithering for the original 1984 Macintosh gave its screens a crisp, stippled monochrome look, building on error-diffusion methods such as Floyd–Steinberg.

Spot it
- 01Pure black-and-white pixels
- 02Stippled halftone-like gradients
- 03Crisp stair-stepped edges
Why it happens
Each pixel is thresholded to black or white and its rounding error is spread to neighboring pixels, so dot density averages out to the original gray level.
Recreate it in Pixio
Image edit prompt“Convert this image to a 1-bit dithered bitmap in the style of early Macintosh screens: only pure black and pure white pixels, no gray, with error-diffusion stippling that renders gradients as fine dot patterns, crisp hard pixel edges and a low-resolution look. Keep the original subject and composition.”
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