The phrase "missed the mark" refers to a failure or a mistake. Its antonyms would include phrases such as "hit the bullseye," "nailed it," "succeeded," "accomplished," "achieved the goal," "reached the target," "scored a success," "made it," "attained," "fulfilled," "met expectations," "performed admirably," and "excelled." Each of these phrases denotes a positive outcome, indicating success instead of failure. Using these antonyms instead of "missed the mark" can help to emphasize achievements, successes, and positivity in communication, rather than focusing solely on mistakes or failures.