Test
This rule checks that images of text are not used
Applicability
This rule applies to any rendered image resources in a web page.
Expectation
For each test target, its visible pixels do not contain text expressing anything in a human language, except if at least one of the following is true:
- essential: the visible pixels of the test target contain text for which its presentation is essential; or
- not significant: the visible pixels of the test target contain text and the text is not a significant part of the visible part of the image or
- decoration: the test target belongs to an embedded image that is purely decorative.