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Amazon KDP cover sizes

Amazon KDP Hardcover Cover Size

KDP hardcover cover size uses the same planning inputs as paperback, but final artwork should be checked against the KDP calculator for the selected hardcover options.

Last checked: 2026-05-03

Source confidence: Official Last checked: 2026-05-03 Source: KDP Cover Calculator and Templates Specs may change; verify before final campaign upload. Found a spec change? Send correction.

How we calculate this

Methodology and source handling

We check official platform documentation first and label practical production targets when no exact public spec exists.

Quick answer

Copy-ready answer

KDP hardcover cover size uses the same planning inputs as paperback, but final artwork should be checked against the KDP calculator for the selected hardcover options.

Resize tool

Calculate KDP cover size

Upload an image, use the preset target, choose a crop mode, and export JPG, PNG, or WebP without leaving your browser.

Your image stays in your browser.

Upload an image to preview the source.
Before
Resize locally to preview the export.
After
Amazon KDP Hardcover Cover Size

Dimensions and specs

Format Hardcover
Bleed per side 0.125 in
Safe text area At least 0.25 in from outside cover edge

Formula

KDP print cover formula

MeasurementFormula
Cover width bleed + back cover width + spine width + front cover width + bleed
Cover height bleed + trim height + bleed
White paper spine page count x 0.002252 in
Cream paper spine page count x 0.0025 in

Checklist

Before you design

Finalize the formatted manuscript first, then calculate the cover. A page-count change changes the spine width and can move spine text, barcode placement, and wraparound artwork.

Common mistakes

Avoid these amazon kdp hardcover cover size problems

Putting text outside the safe area

Covers and banners can crop differently by device, so keep key content centered.

Uploading the right ratio at too few pixels

Match both the aspect ratio and the recommended pixel dimensions.

Exporting the wrong format

Use the platform-supported file type and keep the file size under its limit.

Platform notes

Requirements and crop behavior

RecommendedUse the listed target size
MinimumNo separate minimum listed; use the recommended canvas
FormatsCheck the current upload UI for accepted formats
Max file sizeCheck the current upload UI for file-size limits
Resize with this preset

Workflow

Use Amazon KDP Hardcover Cover Size in a finished file

Choose the placement

Use the exact platform preset for the cover, thumbnail, post, story, or profile image.

Protect important content

Keep text, faces, and logos inside the safest visible area.

Preview and export

Use the resizer preset, choose a crop mode, then export in a supported format.

Related platform sizes and tools

Related platform sizes and tools

Source

Official source

KDP publishes print cover formulas and a calculator because paperback and hardcover covers are variable.

Last checked: 2026-05-03