Why Image Preparation Matters
Embroidery is a fundamentally different medium from print or screen. Stitches are physical threads — they have width, texture, and direction. A photograph that looks beautiful on a monitor will produce muddy, unreadable embroidery if converted without preparation.
The good news: with the right source image, conversion is clean and fast. Here's what to look for.
The Ideal Source Image
1. High contrast, flat colors
Embroidery handles bold color boundaries well. Logos, icons, typographic designs, and vector-style illustrations all convert cleanly. The converter separates distinct color regions into separate stitch layers.
2. Transparent background (PNG)
A transparent background tells the converter exactly where your design ends and where the garment fabric begins. This prevents unwanted stitch coverage outside your design area and produces a cleaner edge.
3. Minimum 300px at final embroidery size
If your design will be 90mm wide on the garment, your source image should be at least 300px wide. Higher resolution gives the digitizing engine more detail to work with.
4. Fewer than 8 distinct colors
Each color in the design becomes a separate thread layer and a color-change command. More colors means more thread changes during stitching, which slows down production. Simplify your palette before converting.
What to Avoid
Photographs and gradients — Soft transitions between tones cannot be replicated stitch-for-stitch. A sunset gradient will become a flat band of color. If you want to embroider a photo, it must be converted to a simplified illustration first.
Very thin lines — Lines thinner than 1.5mm at embroidery size may not hold up well as satin stitches. Increase stroke weight in your source file before converting.
Very small text — Text below 6mm height becomes illegible in embroidery. Increase the font size or remove small text entirely.
Anti-aliased or blurred edges — Soft edges create ambiguous color regions. The converter may fill these with unintended stitches. Use crisp, hard edges in your source image.
Preparing Your File
If your source is a photograph or complex illustration, the best approach is to trace it into a simplified vector form first. Tools like Adobe Illustrator, Inkscape (free), or CorelDRAW all offer auto-trace functions that convert photos into clean vector shapes — ideal for embroidery conversion.
Once you have a clean, high-contrast PNG or SVG with transparent background and a simplified color palette, drop it into image2embroidery.com and convert to DST, PES, or JEF in seconds.