There's a somewhat-famous blog which fits quite well into this scheme (sorry, German language, but you won't miss out much, anyway ;-)):

https://blog.fefe.de/

Also, the HTML versions of RFCs seem to qualify, such as:

https://tools.ietf.org/html/rfc1855

And of course the HTML versions of manpages are usually renedered in a minimalist style, too:

https://www.freebsd.org/cgi/man.cgi?query=du