Want to test siteSifter — for free? Just enter the address you want to sift in the form below, select either WCAG 1.0 or WCAG 2.0, and one page will be tested to level “AAA” of the baseline. The report will be returned to you, right here in your browser, as soon as the test is complete.

Contrast-A allows users to interact with a 3-dimensional RGB color space, experiment with color combinations, check the contrast according to both WCAG 2.0 and 1.0 and see the results for different types of color deficiency. Custom color palettes can be created, printed and saved as Pdf to the user's desktop.