Print spec at a glance
- DPI: 300 DPI for both inside and outside artwork.
- Color: CMYK with embedded sRGB or CMYK ICC profile.
- Bleed: 3 mm (0.125″) all sides.
- Safe area: 5 mm inside the trim.
- Format: CMYK PDF or 300 DPI flattened TIFF.
Pixel dimensions for popular sizes
| Format | Trim size | 300 DPI + bleed |
|---|---|---|
| A6 folded | 10.5×14.8 cm | 1311 × 1819 |
| A5 folded | 14.8×21 cm | 1819 × 2551 |
| 5×7″ folded | 5×7″ | 1575 × 2175 |
| 4×6″ flat | 4×6″ | 1275 × 1875 |
| Square 5×5″ | 5×5″ | 1575 × 1575 |
When to push to 600 DPI
If your card features hand-lettering, fine watercolour edges, or microtype, 600 DPI keeps detail crisp. Use the 600 DPI tool to set the metadata after rasterising at the higher density.
Print providers’ quirks
- Moo & Vistaprint — supply CMYK PDF with crop marks.
- Etsy POD partners — 300 DPI PNG with transparency where needed.
- Costco / local labs — 300 DPI JPEG, sRGB, no bleed required.