Pixel Contrast Checker
calculation contrast ratio
About
This tool helps designers and developers ensure their visual content meets accessibility standards. Analyze images or URLs to instantly check color contrast ratios against WCAG 2.1 guidelines, with features like zoom and a precision loupe for detailed examination.
What's New in Pixel Contrast Checker
1.4
January 23, 2026
Change the initial selection on the check screen. Compatible with iPad (full screen only).
Developer apps
FAQ
Does Pixel Contrast Checker have ads?
Yes, Pixel Contrast Checker contains advertisements.
What is the price of Pixel Contrast Checker?
Pixel Contrast Checker is free to download and use.
What devices support Pixel Contrast Checker?
Pixel Contrast Checker is available for iPhone and iPad.
What is the age rating for Pixel Contrast Checker?
Pixel Contrast Checker has an age rating of 17+.
How often is Pixel Contrast Checker updated?
The latest version is 1.4, and it was last updated on January 23, 2026, indicating regular updates.
How does Pixel Contrast Checker ensure privacy?
All image analysis is performed locally on the device, and no data is uploaded to external servers, prioritizing user privacy.
Can Pixel Contrast Checker analyze live web pages?
Yes, you can display a web page by entering its URL and then tap on elements to compare their color contrast.
What image formats does Pixel Contrast Checker support?
Pixel Contrast Checker supports JPEG, PNG, and HEIC formats for high-resolution images up to 4000px.