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ColorZillaHTML Color Codes
Free

Free browser extension.

 Free

Free to use in the browser; no paid tier is mentioned on the page.

Browser extension Web
  • Works directly in the browser without a separate app
  • Gradient generator is a bonus beyond simple color picking
  • Converts between Hex, RGB, HSL and OKLCH
  • Extracts colors from uploaded images
  • Limited to what's visible in the browser window
  • No native desktop app outside the browser
  • Reference-style site rather than a full palette workspace
  • Developer is not named on the page
Browser extension Web application
Closed source Closed source
License not stated License not stated
Not stated if an account is needed No account needed
Not stated if it works offline Needs internet

Checked September 22, 2026

Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.