Before enabling the full dark mode in Chrome, keep in mind that this is an experimental feature of Chrome (version 86.0.4240.110 or up). It may not work well on every webpage. I’ve checked it with many webpages and couldn’t find any serious issue. The black rendering of webpages was excellent.

Steps to Enable Full Dark Mode in Chrome

Note that if you have previously enabled the dark theme experimental flag called “show darkened search pages on Android” change it to default. It is because both flags will conflict with each other and will bring an unexpected result. Enjoy a complete dark mode experience in Chrome. The dark mode is a new trend in smartphones and computers. It is assumed that glare from the white screen can strain eyes, so many people prefer the dark theme over the daytime theme. If you want to get full dark mode in Chrome that follows the light/dark system theme, the above steps will bring it to you.

More Resources:

How to enable dark mode for unsupported apps on OxygenOS 11How to activate dark mode for Google app on Android 9 and 10Enable system-wide dark mode on all Redmi and Xiaomi phones