No it isn’t. Affirmative action programs in employment are legal.
https://www.eeoc.gov/laws/practices/
Diversity efforts sit in a gray area that is nowhere close to race quotas.
https://ballotpedia.org/Washington_Initiative_1000,_Affirmat...
You'd be more right if it was passed, but it's not.
The trick is that affirmative action is sold as an effort to negate other discrimination.