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Check foreground and background color contrast ratio for WCAG AA and AAA accessibility compliance.
Ensure your website colors meet accessibility guidelines (WCAG 2.1). Calculates exact contrast ratio and provides instant Pass/Fail ratings for regular text, large text, and UI components.
Unlike traditional web tools that send your personal data, uploaded photos, or sensitive text to remote cloud servers, our Color Contrast Checker (WCAG) operates strictly inside your client browser sandbox. This guarantees high processing speeds without network throttling, and ensures your data privacy is completely preserved.
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Meets WCAG AA standard for normal reading text (≥ 4.5:1).
Controls, borders, form inputs & icons
16pt Subheading sample demonstrating typography legibility across contrasting colors.
14pt body text: Good contrast makes web content accessible to everyone, including people with low vision, color blindness, or users browsing outdoors in direct sunlight.