133, or 25%, of the 534 voting members of Congress as of January 3, 2023 are non-white. (Go here.)
Here is the breakdown, showing numbers in Congress, percentage of Congress, and percentage of total eligible voters in the U.S. as of 2020.
White: 401 members (75%). 67% of total eligible voters.
Black: 60 members (11.2%). 12.5% of total eligible voters.
Hispanic: 54 members (10%). 13.3% of total eligible voters
Asian: 18 members (3.4%). 4.7% of total eligible voters
American Indian / Alaskan native: 5 members (1%). These groups make up about 2% of the total population; most likely less of total eligible voters.