This is not the right answer because people have different preferences, both physiological and aesthetic and contextual. The right answer is for browsers to pr

This is not the right answer because people have different preferences, both physiological and aesthetic and contextual. The right answer is for browsers to provide knobs for a user that would control relative brightness, contrast, saturation, boldness, fluffiness, comicness, sharpness, height, width, line spacing, and so on. Per browser and then per-site adjustments. A simple sidebar or a drawer.