Install the original chrome white theme. Ref: https://twitter.com/siwalikm/status/1108294953845682176
This theme is for people like me who loves dark mode in their OS but still wants to keep their chrome in the default white theme (instead of dark) as that gets confusing with the default dark incognito mode window. More about this - https://twitter.com/siwalikm/status/1108294953845682176