KDP requires your cover to be at least 300 DPI (dots per inch) at print size. Too low and your cover looks pixelated or gets rejected. Enter your cover dimensions or upload the file to check instantly.
For full-wrap cover, use width only (back + spine + front combined)
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Supports JPG, PNG (up to 10 MB)
Enter dimensions or upload a file to calculate DPI
Your cover looks crisp and professional when printed. Text is sharp, images are clear, colors are vibrant. Readers see a quality product.
Your cover looks pixelated or blurry. Text appears fuzzy. Images have visible blocks or artifacts. Readers think it's amateurish. KDP may reject it.
| Trim Size | Minimum pixels | Recommended |
|---|---|---|
| 5" × 8" | 1500 × 2400 px | 1800 × 2880 px |
| 5.5" × 8.5" | 1650 × 2550 px | 1980 × 3060 px |
| 6" × 9" | 1800 × 2700 px | 2160 × 3240 px |
| 7" × 10" | 2100 × 3000 px | 2520 × 3600 px |
| 8.5" × 11" | 2550 × 3300 px | 3060 × 3960 px |