Contrast ratios are an critical principle in visual design and human perception. They relate to the variation in luminance between the lightest and deepest parts of a visual display. A greater contrast ratio means that there is a larger disparity between light and dim areas, which can substantially affect https://mark889j5o.nytechwiki.com/10710405/analyzing_the_role_of_tonal_contrast_levels_on_image_resolution_and_viewer_response