However, as I previously said, the “color contrast” page is not currently visible in the latest QPR3 Beta 2.1 release. Once it does go live in a future update, it should appear under Settings ...

That automatic theme uses color science to ensure that there is sufficient contrast between the various things on your screen. For instance, if you put light-gray text on a white background, you ...

Color Contrast and Vision Color and contrast can be used to make life better if you have poor vision because of reduced contrast sensitivity. Bright colors reflect the most light and are easy to see.