Stewart flashed a slight smile as she debuted her new look on the French television show C'est Vous in Paris, accessorizing her brunette locks with a pair of red trousers, a white sweatshirt and matching sneakers.
It's unclear whether the former Twilight star's fresh 'do was for a new role (or an homage to her days as Bella Swan), but it's certainly a change for the actress. Stewart has been sporting different shades of blonde since April.
New hair isn't the only adjustment Stewart's been making lately. ET caught up with the Los Angeles native last week, where she talked about being more open about her personal life.
"I think it takes a minute to sort of acclimate to communicating with so many people at one time, with like, 'the masses,' you know," said Stewart, who recently made her first public appearance with new girlfriend, St. Vincent. "I think it's only beneficial, like... for me to have so many pathways open -- it ends up kind of not allowing people to misconstrue you."
"I know people love to say, 'Oh, she doesn't give a...' like, no, I totally do, man!" she added. "So yeah, I think I just feel a little bit more uninhibited or something."