Contrast ratios are an important principle in graphic composition and human perception. They relate to the variation in brightness between the lightest and darkest parts of a graphical interface. A higher contrast ratio means that there is a larger differentiation between light and dark areas, which can substantially influence https://emily529n6i.bmswiki.com/5409884/understanding_the_role_of_tonal_contrast_ratios_on_image_precision_and_viewer_awareness