Dark mode is an increasingly popular accessibility option, from Twitter to Reddit to MacOS. But achieving the perfect grayscale site isn’t easy.

Ambient mode will be available on desktop and mobile with YouTube’s dark theme. It’ll also be available on video playlists. Another visual change will be new buttons under videos.

Arguably the biggest advantage of enabling night mode is avoiding the blinding brightness that hits the eyes if you need to quickly check your phone in a dark room or immediately after waking up.

Besides the feature to enable dark mode, the biggest changes seem to be a new font, and a giant blue ‘Start chat’ button on the bottom right corner that’s replaced the old ‘+’ sign.

Try GuruFocus in Dark Mode. Figure 5. Upon clicking the button, the moon icon turns into a sun icon, while the toggle switch becomes black. To return to light mode, ...

If you determine that dark mode is best for you when the sun goes down, you can set your device to switch based on a time schedule. Instructions for iPhone users are available on Apple's website.

Once you have set dark mode on your device, it will apply across all screens and menus. But you may have to set dark mode in specific apps on your smartphone, tablet or laptop, for example, as ...