Generated Palette
Contrast Matrix (WCAG AA = 4.5:1)
| BG / FG | 50 | 100 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 |
|---|---|---|---|---|---|---|---|---|---|---|
| 50 | 1.0 | 1.1 | 1.3 | 1.7 | 2.3 | 3.5 | 4.6 | 6.2 | 8.5 | 11.6 |
| 100 | 1.1 | 1.0 | 1.2 | 1.5 | 2.0 | 3.1 | 4.1 | 5.5 | 7.6 | 10.4 |
| 200 | 1.3 | 1.2 | 1.0 | 1.3 | 1.7 | 2.6 | 3.4 | 4.6 | 6.3 | 8.7 |
| 300 | 1.7 | 1.5 | 1.3 | 1.0 | 1.3 | 2.0 | 2.6 | 3.6 | 4.9 | 6.7 |
| 400 | 2.3 | 2.0 | 1.7 | 1.3 | 1.0 | 1.5 | 2.0 | 2.7 | 3.7 | 5.1 |
| 500 | 3.5 | 3.1 | 2.6 | 2.0 | 1.5 | 1.0 | 1.3 | 1.8 | 2.4 | 3.3 |
| 600 | 4.6 | 4.1 | 3.4 | 2.6 | 2.0 | 1.3 | 1.0 | 1.4 | 1.9 | 2.5 |
| 700 | 6.2 | 5.5 | 4.6 | 3.6 | 2.7 | 1.8 | 1.4 | 1.0 | 1.4 | 1.9 |
| 800 | 8.5 | 7.6 | 6.3 | 4.9 | 3.7 | 2.4 | 1.9 | 1.4 | 1.0 | 1.4 |
| 900 | 11.6 | 10.4 | 8.7 | 6.7 | 5.1 | 3.3 | 2.5 | 1.9 | 1.4 | 1.0 |
Frequently Asked Questions
What is WCAG AA contrast?
How is the palette generated?
Can I use these colors directly?
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About A11y Palette
A11y Palette was built for the moment you just need to handle developer and design work and move on — no signup, no upload to a third-party server. Processing runs locally in your browser using modern Web APIs. Nothing is uploaded, nothing is logged, and there is no quota to worry about for casual use. Like everything else in the developer collection, it is free, ad-light, and works on mobile as well as desktop.
When you'd reach for A11y Palette
You're cleaning up a folder of files that accumulated over a project and need to standardize them.
Designers, writers, and developers wrapping up deliverables.
Drop each file in, copy the output, move on.
You're hitting the daily limit of a paid SaaS and need a backup option for a single quick job.
Marketers and ops people whose primary tool is metered.
Stay productive without burning credits.
You need to handle a one-off task right before a meeting and don't have time to install anything.
Anyone working remotely on a borrowed or restricted machine.
Open the page, get the result, paste it into your doc — under a minute.
You're on a public or shared machine and don't want to leave traces of what you're working on.
Travelers, contractors, anyone working from a friend's computer.
Nothing is uploaded, nothing persists if you're not signed in.
Frequently asked about A11y Palette
- Does A11y Palette work on mobile?
- Yes, A11y Palette is fully responsive and tested on iOS Safari and Android Chrome.
- Do I need to create an account to use A11y Palette?
- No. A11y Palette works without any signup. We only ask for an email if you decide to subscribe to a paid plan.
- Are my files uploaded to a server when I use A11y Palette?
- A11y Palette processes everything in your browser using local APIs. Your files never leave your device.
- What browsers does A11y Palette support?
- Every modern browser released in the last three years: Chrome, Firefox, Safari, Edge, Brave, Opera.
- Will A11y Palette change my original file?
- Never. A11y Palette only reads your input file and produces a new output file.