A 3/4 - length sleeve tends to work quite well with cropped blazers for example. (40plusstyle.com)
If you work at a more conservative office environment, throw on a neutral cropped blazer for a more polished look. (onandoffduty.com)
Sure enough, I didn't just find this black jumpsuit which you have now already seen, but I also found this black cropped blazer, and these super chic pearl party heels. (colorandgrace.com)