C Major 6th (C6) — Complete Guitar Chord Guide Overview C Major 6th is a major chord built on the root C. The notes are C, E, G, A, following the formula 1 - 3 - 5 - 6. This chord is essential for guitarists exploring Jazz, Bossa Nova music and appears in countless songs across multiple genres. The Major 6th quality gives it a distinctive harmonic character that provides brightness and stability. Music Theory The C Major 6th chord uses the interval formula 1 - 3 - 5 - 6, producing the Root (1), Major Third (3), Perfect Fifth (5), Major Sixth (6). The notes C, E, G, A define its unique sonic footprint. Constructing this chord begins with the C major scale (C D E F G A B). Taking the 1st, 3rd, and 5th degrees gives the stable major triad. Playing Tips For intermediate level players, C6 requires comfort with barre chords or extended shapes. Practice different voicings up the neck and work on incorporating the chord into progressions. Musical Applications C Major 6th is most commonly found in Jazz, Bossa Nova, Standards music. Typical uses include establishing key centers, providing harmonic stability, and serving as the point of resolution in progressions. Common chord progressions include C6 - F6 - G7 - C6 and Dm7 - G7 - C6. Practice Recommendations Start with 5-minute sessions focusing on clean articulation of each note. Gradually increase to 10-minute transition drills with a metronome, then 20-minute arpeggio and rhythm variation practice. At 30 minutes, apply the chord to full progressions at increasing tempos. Record your practice to identify areas for improvement.