This demonstration visually illustrates which of the -ms-high-contrast media feature values (active, black-on-white, white-on-black) currently evaluate to true. This demonstration requires Internet Explorer or Edge.
(-ms-high-contrast:active) is false
(-ms-high-contrast:active) is true
(-ms-high-contrast:black-on-white) is false
(-ms-high-contrast:black-on-white) is true
(-ms-high-contrast:white-on-black) is false
(-ms-high-contrast:white-on-black) is true