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.
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.