Free KDP Cover Template Generator
Generate KDP-ready cover templates with spine calculations and bleed guides
Calculate cover dimensions, download templates, and create AI background images
Cover Specifications
Enter your book details to generate a KDP-ready cover template
Used to calculate spine width
Paper thickness increases: B&W (~0.00225") → Color (~0.0026") → Premium/Glossy (~0.0028"+)
Cover Dimensions
Calculated dimensions for your cover template
Download Template
Download a template with trim lines, bleed guides, and safe zones
Templates include red trim lines, blue safe zone guides, and proper bleed areas. All templates are generated at 300 DPI for print quality.
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Why Cover Templates Matter for KDP
Amazon KDP has strict requirements for cover dimensions, including proper spine width calculations based on page count and paper type. Using the wrong dimensions can result in:
- Rejected cover uploads during the KDP review process
- Misaligned text and images that get cut off during printing
- Spine text that doesn't fit properly
- Bleed areas that don't extend far enough
Our free template generator ensures your cover meets KDP's exact specifications, including proper bleed areas (0.125") and safe zones (0.25" from edges).
Cover Dimensions Explained
Front Cover: Your book's trim size (e.g., 6" × 9")
Spine Width: Calculated from page count and paper type (typically 0.002252" per page)
Back Cover: Same as front cover dimensions
Bleed: 0.125" (1/8") extension beyond trim lines for full-bleed images
Safe Zone: 0.25" from edges where important text should stay
Template Features
- Red trim lines showing exact cut edges
- Blue dashed safe zone guides
- Proper bleed areas marked
- Spine width automatically calculated
- 300 DPI resolution for print quality
- Downloadable as PNG or JPG
How Spine Width is Calculated
The spine width depends on two factors: the number of pages and the paper type used for your book's interior. Different print types use different paper thicknesses, which affects the spine width calculation.
- Black & White Interior: ~0.00225" per page (standard paper thickness, range: 0.0022-0.0023")
- Black & White (Cream Paper): ~0.00225" per page (same thickness as standard B&W)
- Color Interior: ~0.0026" per page (thicker paper, range: 0.0025-0.0027")
- Premium Color / Glossy: ~0.0028"+ per page (thickest paper, typically 0.0028" or higher)
For example, a 200-page black & white book would have a spine width of approximately 0.45", a 200-page color book would have a spine width of approximately 0.52", and a 200-page premium color/glossy book would have a spine width of approximately 0.56". This calculation ensures your spine text fits properly and your cover dimensions are accurate.
Note: These factors are industry-standard approximations and may vary slightly by printer. The values used here represent typical ranges for Amazon KDP printing.
Related KDP Resources
Learn more about KDP cover design and publishing: