Colour Contrast Analyzer (CCA)
Use TPGi's free colour contrast checker to optimize your content - including text and visual elements - for individuals with color-blindness or low vision impairments.
Similar Tools
TPGi’s on-demand single-page accessibility testing tool. Use it to remediate failures surfaced in ARC Monitoring scans or as a QA tool.
Free and open source. Solve accessibility issues before they reach your customers.
Developer-focused accessibility agent delivering copy-paste ready fixes, WCAG 2.2 compliance, and AI-powered video caption generation
The WAVE Chrome, Firefox, and Edge extensions allows you to evaluate web content for accessibility issues directly within your browser.
aDesigner is a disability simulator that helps designers ensure that their content and applications are accessible and usable by the visually impaired.
Create, run, and maintain web and mobile tests with no-code, AI-driven automation in the cloud
Complete the Sembi Quality Ops Survey for a chance to win $100—and have your voice heard in our upcoming industry report
Get hands-on fast. AI-assisted test creation, and CI-friendly execution.
Create E2E tests visually. Get clear, readable YAML you can actually maintain.