Wcag Color Contrast. Related wcag success criteria 1 4 3 minimum contrast aa the color contrast between background and foreground content should be at a minimum level to ensure legibility. It is also harder to change foreground and background contrast and color combinations for images of text which is necessary for some users.
The perfect ratio making web designs fully accessible might sound like an overwhelming task but color contrast compliance is an easy win. Wcag 2 0 also requires at level a that color not be used as the sole method of conveying content or. In that case the working group regards a link color that meets the 3 1 contrast ratio relative to the non linked text color as satisfying the success criteria 1 4 1 use of color since it is relying on contrast ratio as well as color hue to convey that the text is a link.
Wcag color contrast guidelines.
Wcag color contrast guidelines. Wcag conformance should be evaluated for color pairs specified in the content that an. Press the up and down keyboard arrows while over a number inside a functional color notation. Therefore we suggest using text wherever possible and when not consider supplying an image of higher resolution.
