Free WCAG color contrast checker
Free WCAG color contrast checker with 100% local privacy.
Details
- External ID
- 1250422
- Source
- PH
- Company
- —
- Product
- Free WCAG color contrast checker
- Website domain
- producthunt.com
- Launched
- Sept. 17, 2026
- Cohort
- —
- Upvotes
- 1
- Upvotes percentile
- 0.30815693820825313
- Tags
- Design Tools, User Experience, Software Engineering
- Fetched at
- Sept. 18, 2026, 4:40 a.m.
- Updated at
- Sept. 18, 2026, 4:40 a.m.
Description
Check text and icon readability instantly using the WCAG 2.1 formula. Features real-time testing for 5 color formats and an automatic matching tool to fix low contrast. 100% serverless—no data or files are ever uploaded.
Enrichment
- Theme
- graphic design assets and utilities
- Vertical
- Horizontal
- Function
- Compliance & governance
- Audience
- Developer
- AI stance
- Not AI
- Project type
- Hobby / open-source project
- Normalized one-liner
- local color contrast checker for web accessibility
- Manually corrected
- False
Could you build this?
Yes A client-side utility calculating relative luminance and contrast ratios based on standard WCAG formulas using purely local JavaScript.
Competitors
Other products that read as similar to this one — 51 launches clear the similarity bar, closest 8 shown.
Attention rank: #21 of 52 (itself plus its competitors, highest first — normalized so YC and Product Hunt are compared fairly).
Launched 290 days after the earliest competitor.
- ACT · ph · 2026-09-22 · 1 upvotes · similarity 0.69
- Cm-colors –I got tired of manually fixing wcag contrast,so I made this · hn · 2025-12-01 · 5 upvotes · similarity 0.56
- AccessBell · ph · 2026-09-29 · 2 upvotes · similarity 0.49
- Palette · ph · 2026-09-23 · 2 upvotes · similarity 0.47
- WebAbility Website Accessibility Checker · ph · 2026-09-28 · 1 upvotes · similarity 0.47
- A11y Glass Studio · ph · 2026-09-25 · 1 upvotes · similarity 0.46
- Accessibility Checker by WebYes · ph · 2026-09-28 · 54 upvotes · similarity 0.46
- UI Color System LAB · ph · 2026-09-29 · 2 upvotes · similarity 0.43
Other launches for this product
- No other launches for this product.
Same idea, different domain
Nobody's really built a compliance & governance tool for Media & entertainment yet.