Color.js
Color conversion, manipulation and contrast with modern color spaces (OKLCH, P3).
Utilities npm MIT
How Color.js is used
Color.js joined the catalog on its public numbers (5,277,160 downloads a week on npm and 2,313 GitHub stars), not on our project count: it is a dependency in 5 public GitHub projects of our scan, 4 of them set up for AI coding agents. Projects that use it most often also use Sharp (80.0%), Prettier (80.0%), Playwright (JavaScript) (60.0%).
Color.js popularity over time
Gid Score 45: downloads 79, use in agent projects 7, GitHub stars 26, downloads trend 61 (each 0-100). How it is calculated.
Often used with Color.js
| Sharp | 80.0% of Color.js projects · 17.0× more than average |
|---|---|
| Prettier | 80.0% of Color.js projects · 3.8× more than average |
| Playwright (JavaScript) | 60.0% of Color.js projects · 3.5× more than average |
| Tailwind CSS | 80.0% of Color.js projects · 2.5× more than average |
| Vitest | 60.0% of Color.js projects · 2.9× more than average |
| Day.js | 40.0% of Color.js projects · 27.3× more than average |
| rimraf | 40.0% of Color.js projects · 15.7× more than average |
| idb-keyval | 40.0% of Color.js projects · 130.7× more than average |
How Color.js is funded
Open Collective: Color.js
| Received, last 12 months | $81 Oct 2025 – Sep 2026 |
|---|---|
| Estimated annual budget | $125 Open Collective's estimate |
| Balance | $307 |
| Raised since the start | $307 |
| Typical month median, last 12 months | $8 · $8 over 24 months |
| Last 12 months vs the 12 before | -61% |
| Contributors, last 12 months | 3 |
Jul 2024Sep 2026
Money by month. First money received in Jul 2024. The typical month is the median: one big one-off donation does not move it.
USD after payment processor fees, as Open Collective reports it; fiscal host Open Source Collective. Source
Ways to fund Color.js
Open Collective
As the maintainers list them in FUNDING.yml on GitHub. Checked Oct 20, 2026.
Install
| Package | npm install colorjs.io |
|---|---|
| Main stacks | Next.js (2), TypeScript / JavaScript (2), Python (1) |
| Example projects | amelioro/ameliorate, SanderElias/Samples |
Alternatives to Color.js
In our scan, none of the most used tools in Utilities does the same job as Color.js: they are add-ons, companions or tools for a different task.
More in Utilities: clsx date-fns PyYAML uuid yaml js-yaml glob Lodash