A K-pop band from the same label that produced superstars BTS and TOMORROW X TOGETHER, CORTIS are a similarly diverse group of young creators mixing choreography, video, and bright, hook-driven pop. They debuted in August 2025 with "What You Want" ahead of their chart-topping first EP, Color Outside the Lines. A follow-up EP, GreenGreen, appeared the next year, also hitting number one.
The phrase "color outside the lines" forms the basis for the band's name, emphasizing their commitment to creativity and pushing boundaries. Members Martin, James, Juhoon, Seonghyeon, and Keonh...