Is a doctor a racist for conditioning a possible diagnosis of sickle-cell anemia on black African ancestry?
Is a company racist for making hair-care products particularly suited--or not suited--for the hair of people with black African ancestry?
Is a doctor racist for conditioning a possible diagnosis of Tay-Sach's disease on Ashkenazi (or Cajun, or French-Canadian) ancestry?
Is it racist to note that blacks in the USA are more likely to be murder victims than whites? Is it racist to note that blacks in the USA are more likely to be murderers? (Both can be explained by noting that this is principally an inner city issue--and that leads to more questions.)
When someone flees the scene of a crime, is it racist to report that person's skin color to those looking for him/her?
The answers depend on your definition of 'racist'. And that single definition should give satisfactory answers, and have satisfactory moral implications, for ALL the questions above--or it is no definition at all, but a label of convenience for whatever you care to impute in a given situation.