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Cmaj9 chord

C major 9th

C
E
G
B
C5
D

Want it in context? Open Cmaj9 on the full piano.

Notes

  • C
    R
  • E
    3
  • G
    5
  • B
    7
  • D
    9

Formula: R – 3 – 5 – 7 – 9

Cmaj9 inversions

The same notes, with a different note in the bass.

Root position Cmaj9

C
E
G
B
C5

1st inversion Cmaj9/E

C4
E
G
B
C

2nd inversion Cmaj9/G

C4
G
B
C
E

3rd inversion Cmaj9/B

C4
B
C
E
G

More C chords

Major 9th chords in other keys

FAQ

What notes are in the Cmaj9 chord?

The C major 9th chord (Cmaj9) has 5 notes: C, E, G, B and D.

How do you play Cmaj9 on the piano?

Put your right hand on C, E, G, B and D, starting from C. A common fingering for three-note chords is thumb (1), middle finger (3) and little finger (5).

What is the formula of a major 9th chord?

R – 3 – 5 – 7 – 9 (in semitones from the root: 0, 4, 7, 11, 14).