16,777,216 colors · 32,258 names
Every color that exists.
All 16,777,216 colors of the 24-bit space, not one missing. 32,258 names from open communities, 11,386 official swatches — Pantone, RAL, NCS, Munsell, all matched.
From a swatch to a system
Once you've found the color, these tools help you put it to work.
Curated color names
Handpicked by editors from all 32,258 names.
FAQ
What is Yanseku?
A website that organizes color: every one of the 16,777,216 colors has its own page, plus 32,258 open-source named colors, 11,386 official standard swatches, 3,290 brand colors and 161 traditional Chinese colors, with 12 color tools.
Is it free?
Everything is free and needs no sign-up. Every page opens directly, with no credits or memberships.
Can I use colors I find here in my own products?
Yes. Colors are not copyrightable, so use any hex value freely. Some brand names and standard codes are trademarks of their owners; for production runs, verify against official swatch books.
Are 16,777,216 pages real?
Yes. Every 6-digit hex has its own page, generated on demand by server-side computation. No individual page is stored.
Are the traditional Chinese color stories reliable?
Names and origins are curated from the open-source project zerosoul/chinese-colors — 161 colors, each with a documented source.
How often is the data updated?
The named-color library refreshes with each site build; standard swatches and brand colors follow their respective data sources.
More answers on the about page