You can call it whatever you want, but if you make uncivil arguments, it's a fact that:
(a) your posts are going to get flagged, and people are going to see that they got flagged, and your "anti-racist" comments are going be penalized, often farther than the racist ones, and
(b) you're eventually going to get banned from the site
You can huff off to Twitter like the rest of the cool kids when that happens, but I'll observe that there's already a sizable contingent of cool kids claiming that HN is a bastion of misogyny and racism, and Lobsters is no closer to taking over the world for their efforts --- would that it were otherwise!
I guess I would sum this up as follows:
This is a real problem, and it doesn't have to be about you.