From blank page to print-ready 50-page coloring book in under 30 minutes.
KDPEasy is the AI coloring book creator built for Amazon KDP. Generate the cover, 25 to 100 line-art interior pages, and a KDP-compliant full-wrap PDF in one workflow. Upload-ready. 300 DPI. Commercial rights yours.
Cover, 50 interior pages, full-wrap PDF
Standard length for adult titles
Per copy at $9.99 list, 8.5x11
CMYK, bleed, spine, full wrap
Real coloring books, generated with KDPEasy.
Cover, interior pages and binding all produced in a single flow. Below: a partially colored interior spread and a stack of finished titles ready to upload.
Four steps from idea to live on Amazon.
No Photoshop. No Canva templates. No spine-width math. KDPEasy is the only AI coloring book generator that produces both the cover and the interior in KDP-ready PDFs.
Generate the cover
Describe your audience and theme: "adult mandala botanical" or "kids dinosaur scenes". KDPEasy renders 4 cover concepts with preview-art layout, niche-correct typography, and KDP bleed already calculated from your page count.
- Adult, kids, themed and large-print presets
- Preview-art layouts that buyers expect
- Auto spine width from page count
Generate the interior pages
Pick a style (mandala, animal, floral, seasonal) and quantity (25 / 50 / 75 / 100). The AI coloring page generator produces clean black-and-white line art at 300 DPI, balanced complexity, no half-pages or text bleed.
- Vector-clean lines that print sharp
- Difficulty bands: beginner / intermediate / advanced
- No duplicate or near-duplicate pages
Format for KDP
KDPEasy assembles the interior into a single bookblock PDF and binds it to a full-wrap cover. Trim size, bleed, gutter and spine are calculated from KDP’s 2026 spec, so the upload validator passes on the first try.
- Auto trim size (8.5x11, 8.5x8.5, 8x10)
- Bleed 0.125", gutter 0.375"
- CMYK profile, embedded fonts
Download and upload to KDP
Download two PDFs: cover and interior. Drag both into the KDP paperback upload flow, set your price, and publish. Most authors are live on Amazon within 72 hours of clicking Generate.
- Two PDFs, ready to upload
- Commercial rights included
- Lives on Amazon within 72 hours
Six deliverables, one single workflow.
Full-wrap cover PDF
Front cover, spine width auto-calculated from your page count, and back cover. 300 DPI, CMYK, 0.125" bleed.
Interior bookblock PDF
25, 50, 75 or 100 line-art pages. Print-clean black at 300 DPI. No text on coloring pages.
KDP-compliant bleed
Trim and bleed match KDP 2026 paperback spec. Validator passes on first upload, no resubmits.
Commercial rights
You own the cover and interior. Sell on KDP, IngramSpark, Etsy, your own site. No royalty-free trap.
Trim size flexibility
8.5x11 (most common), 8.5x8.5 (square premium), 8x10 (kids), 6x9 (travel coloring). All sizes supported.
Series-ready cover template
Once Volume 1 looks right, lock the template and swap only the preview art for Volumes 2, 3, 4.
KDP royalties for coloring books, in real numbers.
Coloring books use Amazon’s fixed-per-page print model. Below is the actual royalty you net at 60% royalty in the US store, using KDP’s 2026 print cost.
Numbers reflect KDP’s 2026 paperback print cost in the US marketplace at the 60% royalty option. Actual royalty in other marketplaces and at different page counts is shown live inside the KDPEasy pricing calculator.
The six coloring book niches that consistently sell.
Generic "Adult Coloring Book" is saturated. These six sub-niches still rank in 2026, especially with a tight visual identity and a clear preview-art cover.
Adult mandala & botanical
$9.99 - $14.99- Intricate symmetry
- Muted display palette
- Preview art on cover
- 50-75 page average
Kids animal & adventure
$5.99 - $8.99- Bold outlines
- Playful characters
- Bright primary covers
- 30-50 page average
Themed seasonal & holiday
$8.99 - $12.99- Christmas, Halloween, Easter
- Gift-ready covers
- Sells in tight windows
- Year-on-year reprints
Large-print therapeutic
$9.99 - $13.99- Simple bold designs
- High-contrast lines
- Calming themes
- Underserved sub-niche
Affirmation & quotes
$9.99 - $12.99- One-quote-per-page layout
- Modern hand-lettering frames
- Strong gift overlap
- Series potential
Pattern & geometric
$9.99 - $14.99- Repeating tessellations
- Architectural motifs
- Modern aesthetic
- Premium price tolerance
Built by coloring book publishers, for coloring book publishers.
“I used to spend a full weekend per title. With KDPEasy I shipped four new coloring books last month. Cover, 50 pages, upload. The full-wrap PDF passes KDP first try every single time.”
“The kids preset nails it. Bold lines, rounded fonts, primary palette. My 6-year-old testers actually pick them up off the table. Three of my titles are now on the kids coloring Top 100.”
“I batch four months of seasonal titles in a single afternoon. Halloween, fall harvest, gratitude, Christmas, all stored and ready. The royalty math finally works at my volume.”
Coloring book questions, answered.
How long does it take to make a coloring book with KDPEasy?
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Under 30 minutes for a 50-page coloring book, end to end. Cover generation runs in about 2 minutes, interior pages take 8 to 15 minutes depending on length, and assembly into KDP-ready PDFs adds another few minutes. Most authors are uploading to KDP within an hour of starting.
Is KDPEasy the best free AI coloring book generator in 2026?
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Your first cover and a sample interior spread are free. Full books start at $9. Unlike pure prompt-to-image tools, KDPEasy is built specifically for KDP: trim size, bleed, spine width, gutter and 300 DPI export are all handled automatically. Most "free" tools leave you to assemble the PDF yourself.
What size should my coloring book be on KDP?
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The most common size for adult coloring books on Amazon is 8.5 x 11 inches. Kids coloring books often use 8.5 x 8.5 (square) or 8 x 10. KDPEasy supports all KDP paperback trim sizes and auto-calculates spine width from your page count. The 8.5 x 11 format gives buyers the most surface area to color, which is what reviews praise.
What is the KDP royalty on a $9.99 coloring book?
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On a 50-page 8.5x11 coloring book priced at $9.99 in the US store, the 60% royalty path nets you about $2.05 per copy after Amazon’s print cost (roughly $3.45). At $12.99 list you net around $4.65, and at $14.99 around $6.30. Coloring books use the fixed-print-cost-per-page model, so longer books cost more to print but command higher prices.
Are coloring books considered low content on Amazon KDP?
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No. Coloring books are not in the low-content category. They are standard paperbacks and follow regular KDP paperback rules: ISBN-free, royalty 60%, full-wrap cover PDF and interior PDF. Low-content refers to journals, planners and notebooks with under 16 pages of unique content. A 50-page coloring book with original line art is regular content.
Does Amazon allow AI-generated coloring books in 2026?
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Yes. KDP’s AI policy requires you to disclose during upload that AI was involved in creating the content. KDPEasy renders unique line art per book (no template re-skinning), keeps you compliant with the disclosure step, and you retain full commercial rights to everything you generate.
What are the lowest-competition coloring book niches in 2025 - 2026?
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Large-print therapeutic, niche cultural patterns (Nordic, Mexican folk, Japanese), affirmation-quote hybrids, hyper-specific animals (axolotls, capybaras, jellyfish) and seasonal micro-events (mid-autumn, harvest) consistently outperform broad mandala and floral. Generic "Adult Coloring Book" is saturated; specific themes still rank.
What sells best: adult, kids or themed coloring books?
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By revenue: adult mandala and stress-relief titles. By unit volume: kids coloring books. By margin per minute of work: themed seasonal (because the price tolerance is higher and you can batch-produce). A balanced KDP catalog mixes a steady adult line with 4-6 seasonal launches per year.
Can I generate maze and dot-to-dot pages too?
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Yes. The interior generator includes mazes (single-path solvable, with answer keys), dot-to-dot (numbered up to 200), and word-search overlays. You can mix these with coloring pages to build hybrid activity books, which often outperform pure-coloring titles in the kids category.
How do I price my coloring book for KDP?
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Use the trim size, page count and a $9.99 starting list price. KDPEasy’s royalty preview shows your exact margin before publish. Most successful adult coloring books cluster around $9.99 - $14.99 for 50 to 75 pages. Pricing under $7.99 trains buyers to expect throwaway quality and slashes your margin.
Your next coloring book is 30 minutes away.
First book is free. No credit card. Cover + 50 pages + full-wrap PDF.