SC1-4-3-text-bg-color

• partially automatable test (tool can produce some results, user input required to perform the full test)

Status

1. First Draft

Open issues

• There is nothing about link text yet

Background

• Links to Techniques for WCAG 2.0 W3C Working Group Note 11 March 2014
• Summary of information from UWEM 2.0 draft

Description

This test checks the text has sufficient contrast. This test

Assumptions

• Text is always positioned on top of it’s ancestor elements.
• All text on the page is meaningful

Test procedure

UTT: Required user expertise and skills

1. no prior knowledge

• Only sighted users can perform this test

Test subject

3. DOM and CSS (= same as 2. plus computed style for each element)

single page

Selector (tool)

Select elements on a page that contain text that is rendered to the screen and for which the background is a color. This text must contain non-white space characters. Any element which in addition to a background color also has a background iamge set must be ignored.

Step 1 (tool)

• IF the CSS color property of the element is set on the element or inherited: Select this as color-1 and go to Step 2.