The C♯ minor chord is a triad consisting of three specific notes: C♯, E, and G♯. It is built on the root note C♯ and follows the pattern of a minor chord, which includes a minor third interval from the root to the third note and a perfect fifth interval from the root to the fifth note. In music, the C♯ minor chord is often used in various genres, including classical, rock, and pop. It creates a somber or melancholic sound, making it a popular choice for emotional pieces. Musicians can play this chord on instruments like the piano or guitar.