Colour Contrast Checker users history on Chrome Web Store

Every stored observation, newest first. Archived values come from Internet Archive snapshots and link to the capture they were read from. Missing dates mean no observation exists for that day; no values are interpolated.

Users

Colour Contrast Checker users observations
Date (UTC)	Users	Change vs. previous	Source	Precision
Oct 28, 2026	40,000	—	Public listing page	Rounded by source

Rank

Colour Contrast Checker rank observations
Date (UTC)	Rank	Source
Oct 28, 2026	#269	Live collection

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