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Cover Design

Ebook & Print Book Cover Design Services

Custom covers from cover designers for ebooks, paperbacks, hardcovers and audiobooks — built to KDP specifications and designed to stand out in your genre.

Readers judge books by their covers — especially on Amazon, where your thumbnail competes with dozens of titles in search results. Professional book cover design is not decoration; it is conversion-focused packaging built for your genre, audience, and platform.

The Authors Prime creates custom cover concepts that balance visual impact with category expectations. We design for ebook, paperback, hardcover, and audiobook artwork, ensuring your title looks sharp at thumbnail size and stunning at full resolution.

Our designers study bestsellers in your niche, align typography and color with reader psychology, and deliver print-ready files formatted for KDP, IngramSpark, and major distributors.

Ebook cover design services: what you get

Your ebook cover has one job on Amazon: to make the right reader stop scrolling at thumbnail size. Our ebook cover design services start with research into the best-selling covers in your category, so the design signals your genre at a glance, then add the details that make it yours. You receive a front cover sized for KDP and other ebook stores, plus versions you can use in ads and social posts.

  • Genre and competitor-category research, with a written creative brief
  • 2–3 initial concept directions in most projects
  • Title and author-name typography tested at small sizes
  • Final ebook cover, paperback wrap and audiobook square, depending on your package
  • 3D mockups for marketing, and source files with font documentation

Ebook cover specifications for Amazon KDP

We design to KDP's published ebook cover requirements:

SpecificationKDP ebook cover requirement
File typeJPEG (.jpg) or TIFF (.tif)
Ideal size2,560 px tall x 1,600 px wide (height-to-width ratio of 1.6:1)
Minimum size1,000 px tall x 625 px wide; no more than 10,000 px on either side
ColourRGB
File sizeUnder 50 MB, with minimal compression
Light backgroundsKDP suggests a thin (3–4 px) medium-grey border so the cover does not disappear on white pages

Paperback and hardcover cover design

A print cover is one PDF containing the back cover, spine and front cover. KDP's paperback cover guide sets the rules, and the most important ones are below.

SpecificationKDP paperback cover requirement
FileA single PDF (back, spine and front as one image); 40 MB or less recommended
Bleed0.125" (3.2 mm) on the top, bottom and outside edges
Cover widthBleed + back cover + spine + front cover + bleed
Spine width (black ink)Page count x 0.002252" on white paper, or x 0.0025" on cream paper
Spine textOnly if the book has at least 79 pages, with 0.0625" clear on each side
ImagesCMYK, flattened, at least 300 DPI; fonts embedded
TextAt least 0.125" inside the trim lines and at least 7-point

Because the spine depends on the final page count, we finish the wrap once your book formatting is complete. Hardcover cases use different dimensions, so we build those from KDP's cover calculator for your exact trim size and page count.

How we work with you

  1. Brief. You share your book summary, audience, any brand assets and covers you like. We study your category.
  2. Concepts. You see multiple design directions and pick one to develop.
  3. Refinement. We polish typography, imagery and colour, with revision rounds within scope.
  4. Delivery. Final ebook, print and promotional files, checked against the platform specifications.

Covers for audiobooks and marketing

Audio retailers need a square version of your cover, so we adapt the design for audiobook production without losing what makes it recognisable. Your cover is also the main creative in your book marketing campaigns, and it is uploaded during Amazon KDP publishing. If you are publishing yourself, read how to self-publish a book on Amazon KDP before you upload.

What's included

Everything in Your Cover Design Package

Core Deliverables

  • Creative brief and genre research
  • Multiple concept directions
  • Ebook cover (JPG or TIFF, KDP specs)
  • Paperback wrap design with spine and back
  • Typography and layout refinement

Also Included

  • 3D mockups for marketing use
  • Audiobook square cover option
  • Revision rounds within scope
  • Print-ready PDF with bleed settings
  • Source files and font documentation
Our process

How Cover Design Works

  1. 01

    Brief

    We define genre, audience, and visual direction.

  2. 02

    Concepts

    You review multiple design directions.

  3. 03

    Refinement

    We polish the chosen concept to perfection.

  4. 04

    Delivery

    Final files for ebook, print, and promo use.

Why choose us

The Authors Prime difference

Genre-Smart Design

Covers that fit your category while standing out.

Amazon-Optimized

Thumbnails tested for readability at small sizes.

Full Format Coverage

Ebook, print, and audiobook artwork in one project.

500+ Books Published

Our team has helped publish 500+ books, so we know what each platform's cover checks look for.

Free consultation

Get a cover that earns clicks and builds trust.

Book a free consultation — we'll scope your project and recommend the right next steps.

  • Reply from a specialist within 24 hours
  • Custom roadmap, timeline and transparent quote
  • No obligation — your idea stays confidential

100% confidential. No spam — ever.

FAQ

Cover Design — Common Questions

How many concepts will I see?

Most projects include 2–3 initial concept directions.

Do I own the cover?

Yes — you receive full rights to the final approved design.

Can you redesign my existing cover?

Absolutely. Cover refreshes are a proven way to boost sales.

What do you need from me?

A brief, any brand assets, and examples of covers you like.

What size should an ebook cover be for Kindle?

KDP's ideal size is 2,560 x 1,600 pixels (a 1.6:1 ratio), saved as a JPEG or TIFF in RGB and under 50 MB.

How do you work out the spine width?

From the final page count and paper type. For black ink on white paper, KDP uses page count x 0.002252 inches. We finish the wrap once formatting is complete.

Do you design covers for ebooks only?

No. Our cover designers create ebook covers, paperback and hardcover wraps, and square audiobook covers.

Start today

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