One pen. No color choices. No perfectionism. Just twenty minutes of quiet for a mind that never stops. One color coloring books for everyone.
4.8 on Trustpilot
Coloring Books & Pens
The One Color Coloring Book editions and the brush pens made for them. One pen, one page, no palette to choose.
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Coloring books
Start hereOne Color Coloring Book, Original Edition
Where it all started. Botanicals, cozy rooms and quote pages.
$24.90$39.90
One Color Coloring Book, New Chapter Edition
The second book. All-new pages for when the first one is full.
$24.90$39.90
NewOne Color Coloring Book, Cats Special Edition
For cat people, and the ones who buy them gifts.
$24.90$39.90
NewOne Color Coloring Book, Dogs Special Edition
Fifty dogs, from sleepy to very good.
$24.90$39.90
NewOne Color Coloring Book, Woodland Edition
Quiet woods, firs and moonlit windows.
$24.90$39.90
Brush pens
3 Dual Tip Brush Pens, black ink
One set for the nightstand. A good first pack.
$9.95
Choose your set
Most popular6 Dual Tip Brush Pens, black ink
Enough ink for a whole book.
$12.95
Choose your set
Best value12 Dual Tip Brush Pens, black ink
For the desk, the bag and the sofa.
$14.95
Choose your set
New6 Dual Tip Brush Pens - Metallic Gold Ink, black ink
$15.90$18.95
New6 Dual Tip Brush Pens - Metallic Silver Ink, black ink
$15.90$18.95
Look inside
Real pages, before and after
Why one color
Less to decide, more to finish
One pen, zero decisionsFill the marked shapes. That's the whole method.
Big shapes, finished in an eveningBold designs that fill fast, so the book gets done.
Paper that takes ink160gsm, so brush pens don't bleed through.
Reviews
What readers say
Trustpilot4.8/5 · Excellent
★★★★★
Love love love this book
"It stops me from endlessly scrolling on my phone, I can just chill and forget about everything."
Roo · Verified★★★★★
The best colouring book ever
"I have tried several others with colours and given up but I am already halfway through this one."
Julie M. · Verified★★★★★
I love making no decisions!
"Just use black, colour the places indicated! The result is a professional looking print. Very relaxing."
Debbie · Verified★★★★★
These books are amazing
"Such great quality, thick paper, and lovely illustrations! My mind has never felt so calm, my nightly ritual."
Bianca R. · Verified★★★★★
It's perfect
"From the feel of the paper to the spiral binding. I take it literally everywhere!"
Victoria · Verified★★★★★
Problem solved
"One colour for everything solves the what colour problem I always had before. So calming for my AuDHD brain."
Karen · Verified
"If you're not sure, start with the Original and one set of pens. One page tonight is plenty."
Caroline, founder