Contrast ratios are an important principle in graphic composition and human perception. They relate to the variation in luminance between the lightest and darkest parts of a graphical interface. A higher contrast level means that there is a larger disparity between light and dim areas, which can substantially affect https://hannah112k4u.wikififfi.com/1672510/grasping_the_effect_of_contrast_proportions_on_visual_definition_and_human_interpretation