·Niche Research
8 niche selection mistakes that kill KDP coloring books
The 8 niche selection mistakes that quietly kill KDP coloring books, with a diagnosis and fix for each. Catch them before you generate a single page.
Blog
Guides for Amazon KDP publishers: formatting, niche research, pricing, and more.
·Niche Research
10 evergreen coloring book niches that sell year after year
10 evergreen coloring book niches with 5+ year demand on Amazon KDP. Why these niches survive trend cycles, and the signals that prove durability.
·Format
6 KDP bleed mistakes that fail review (with fixes) [2026]
The 6 bleed mistakes that fail KDP coloring book review: setting-vs-PDF mismatch, asymmetric bleed, full-bleed export traps. Diagnose and fix before upload.
·Pricing
KDP coloring book profits: $2.35 to $7.61 per sale [2026]
Real per-sale margins for a 100-page b/w KDP coloring book: $2.35 to $7.61 standard, $1.88 to $5.08 expanded. Yearly earnings and ad-included math.
·Pricing
KDP coloring book print costs: $2.30 flat tier [2026]
KDP charges $2.30 flat to print a 24-108 page b/w coloring book in the US. The 2026 formula, color upgrades, hardcover math, and the 110-page cliff.
·Listing
KDP coloring book first 30 days: 7 metrics to track [2026]
BSR drift, search indexing, review velocity, refund rate. The 7 metrics that decide whether your KDP coloring book ranks in month 2.
·Listing
KDP coloring book launch day playbook: 12 moves [2026]
Submit Monday morning, hold ads for 7 days, order proof same day. The 12 launch-day moves that decide whether your KDP coloring book ranks.
·Create
9 AI prompt mistakes that break KDP coloring books [2026]
Skipping negative shading causes gray patches in most AI coloring book generations. Here are 9 prompt mistakes that break KDP output, with the fixes.
·Create
Best AI prompts for KDP coloring books [2026]
AI prompts for KDP coloring books follow a 6-component formula: subject, style, line weight, negatives, background, aspect ratio. Here is the structure.
·Niche Research
Coloring book sales estimation: how it works [2026]
BSR-to-sales calculators use log curves on author-shared data with ±20% error. Here's how coloring book sales estimation works and how to validate it.
·Niche Research
How to read Amazon BSR for KDP coloring books [2026]
Amazon BSR is relative to category and weighted to recent sales. Here's how to read it for KDP coloring book niche research without misreading the number.
·Listing
KDP coloring book categories: the 3-pick rule (2026)
Amazon caps you at 3 KDP categories per format and the email-support workaround is dead. Here's how to pick the 3 that move coloring books in 2026.
·Listing
How to write a KDP coloring book description that sells [2026]
Most coloring book descriptions read like novel blurbs. Here's the 3-sentence rule, KDP HTML rules, and a template buyers actually convert on.
·Listing
KDP coloring book keywords: how to fill your 7 slots [2026]
The 7 KDP keyword slots give you 350 characters, but a 249-byte cap kicks in first. Rules, traps, and a slot-by-slot framework for coloring books.
·Format
KDP coloring book trim size, bleed, and rejections [2026]
KDP rejects coloring books for bleed mismatches, margin violations, and low-DPI images. The exact specs for 8.5 x 11 and 8.5 x 8.5 trim sizes.
·Create
How many pages should a KDP coloring book have? [2026]
40 designs (80 KDP pages) is the bestseller standard. The right coloring book page count depends on your niche, audience, and the $9.99 royalty threshold.
·Niche Research
How to choose a coloring book niche on Amazon KDP [2026]
A framework for evaluating KDP coloring book niches using Amazon search data, BSR thresholds, and competition analysis. Find niches that sell.
·Create
How to create a coloring book for Amazon KDP [2026]
The exact steps and specs to create a KDP-ready coloring book: interior formatting, bleed dimensions, cover requirements, and listing setup.
·Pricing
How to price your coloring book on Amazon KDP (2026 guide)
The June 2025 royalty change made $7.99 a much worse deal. Here is the current math on KDP coloring book pricing and why $9.99 is now the right default.
·Create
Bold and easy coloring books: why they dominate KDP [2026]
Bold and easy coloring books dominate Amazon KDP. The trend is driven by thumbnail conversion, marker tools, and one-sitting completion. Here is why.