Contrast ratios are an important principle in graphic design and human perception. They relate to the variation in brightness between the lightest and darkest parts of a graphical display. A higher brightness level means that there is a greater disparity between bright and dark areas, which can significantly influence https://mary305a6p.wikijm.com/1641171/analyzing_the_role_of_tonal_contrast_ratios_on_optical_resolution_and_viewer_response