Edit: deleted
Your employer is listed in your HN profile. Assuming that you actually work for that company, you should be careful making such comments, even if your intent is completely benign.
When I was a reporter (I'm not anymore) I trawled HN comments for stories. It is not inconceivable that some Gizmodo-esque rag might write "[Redacted] Employee Making Racist Comments on Tech Forum" or whatever.