Use the colour pickers or type hex, rgb(), or hsl() for text and background to see the contrast ratio and WCAG 2.1 AA / AAA pass or fail.
Sample heading text
Body text at normal size — WCAG uses 18pt+ regular or 14pt+ bold as "large" text for the relaxed thresholds.
Contrast ratio
14.63:1
AA — normal text
Minimum 4.5:1
AA — large text
Minimum 3:1
AAA — normal text
Minimum 7:1
AAA — large text
Minimum 4.5:1
Domain Inspector
Look up a domain's registration data over RDAP alongside its live DNS records — registrar, dates, status codes, and nameservers.
App Icon Bundle
Generate a complete Xcode asset catalogue and Expo Android icons from one image.
ASCII / Char Code Viewer
Paste a string to see each character with its numeric code point underneath.
Browser Info
See everything your browser reveals — user agent, screen, GPU, network, and more.