Turn a Photograph Into Blocky Retro Pixel Art
Convert any picture into chunky pixels, with optional colour reduction for an authentic eight-bit look.
About the Pixel Art Generator
The pixel size slider runs from 2 to 64 and starts at 12, controlling how large each block becomes. Small values keep the subject clearly readable while adding a subtle digital texture; large values reduce a face to a handful of coloured squares. A second option, ticked by default, reduces the number of distinct colours as well, because true retro graphics were limited by hardware palettes and the blockiness alone does not capture that look.
The exported image keeps the same dimensions as the original — the blocks are larger, but the file is not smaller in pixel terms, which is what you want when the result is going into a layout expecting a particular size. Output is PNG so the hard block edges stay crisp, and several images can be converted in one pass. The conversion runs in your browser, which is worth knowing when the source is a personal photograph rather than something already public.
Key Features
- Block size from 2 to 64: One slider takes you from a light digital texture to a subject reduced to a few dozen squares.
- Optional colour reduction: Limiting the palette reproduces the constrained look of early hardware rather than just enlarging pixels.
- Dimensions preserved: The output matches the original width and height, so it drops into an existing layout unchanged.
- Hard edges kept: Blocks are drawn without smoothing, so the result stays crisp instead of turning into a blur.
- Batch conversion: Apply one pixel size across a set of images in a single run.
How to Use the Pixel Art Generator
- Add one or more photographs.
- Set the pixel size — start around 10 to 16 for a recognisable subject.
- Leave the colour reduction ticked for a retro feel, or untick it to keep the original tones.
- Convert and download the PNG.
How It Works
The effect is produced by scaling rather than by drawing squares. The image is first shrunk to its original dimensions divided by your chosen pixel size, so a 12 pixel setting on a 1200 pixel wide photograph produces a 100 pixel wide working copy. If colour reduction is enabled, each channel in that small copy is rounded to the nearest step of a coarse scale, cutting the palette to a few hundred possible colours. The small image is then drawn back up to full size with image smoothing switched off, which is what produces hard-edged blocks instead of a blurred enlargement. Very large pixel sizes discard a great deal of detail, so a face can become unrecognisable well before the slider reaches its maximum.
When You Need It
Someone making a birthday present converts a favourite photograph of a couple into pixel art to be printed as a framed piece or stitched as a cross-stitch chart. That picture is a personal family photograph with no reason to exist on anybody else's server, and the whole appeal of the gift is that it stays between the people involved. Game developers blocking out sprite ideas from reference photographs and designers producing retro-styled headers use the same conversion for stylistic reasons.