19.3

Color contrast check for simple graphics

The WCAG stipulates a minimum color contrast of 3:1 for images of large text, user interface components and information-bearing graphics.( §§1.4.3, 1.4.11 WCAG 2.2)
The color contrast check checks the color contrast of simple graphic elements (like icons) against the automatically determined background color.

Errors when checking graphic elements with this method can be found in the run log with the following error code:
QF-Test-errorcode: ERR_COLOR_CONTRAST_SIMPLE_GRAPHICS

19.3.1

Parameters of the color contrast check

The procedure checkColorContrastOfGraphic has the following additional parameters:

genericClass

The generic class of a component (see Generic classes). All elements of this class within the scope are checked for their color contrast.
Default: Graphics