Comparison proportions are an critical principle in graphic composition and human perception. They relate to the variation in luminance between the lightest and deepest parts of a graphical display. A higher brightness level means that there is a greater differentiation between bright and dark areas, which can significantly affect https://scott917w4k.wikipowell.com/6420930/understanding_the_role_of_tonal_contrast_ratios_on_optical_sharpness_and_user_perception