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Cmaj7 Chord: Guitar, Piano and Notes

The Cmaj7 chord is a major seventh chord built on the root note C. Its notes are C, E, G and B.

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Short answer

Major seventh chords are lush, open and slightly jazzy. Stacking a major third on top of a major triad gives them a dreamy colour often heard in bossa nova, soul and modern R&B.

Notes
C · E · G · B
Formula
1 · 3 · 5 · 7
Semitones
0 · 4 · 7 · 11
Note
C
Quality
Major 7
Symbol
Cmaj7

Cmaj7 on piano

4 notes
View:
Piano diagram of the Cmaj7 chord

Switch to the interactive diagram to hear the chord, change voicing and swap finger numbers for note names.

To play Cmaj7 on piano, place your right hand with your thumb on C, index finger on E, middle finger on G and little finger on B. Press the keys together and listen for an even sound. Practice moving in and out of the chord slowly, then bring in a metronome.

  • C1
  • E3
  • G5
  • B7

Cmaj7 on guitar

View:
Guitar chord diagram of the Cmaj7 chord

Switch to the interactive diagram to hear the chord, change voicing and swap finger numbers for note names.

On guitar, Cmaj7 is commonly played with the voicing shown above. Strum only the strings marked as active in the diagram.

Cmaj7 chord notes

DegreeIntervalSemitonesNoteHear
1Root0C
3Major third4E
5Perfect fifth7G
7Major seventh11B

How to use the Cmaj7 chord

The Cmaj7 chord is built from a root, a major third, a perfect fifth and a major seventh. Start at the root C and stack the intervals to get the whole chord: C, E, G and B. The same formula gives you the chord in any other key.

Major seventh chords colour jazz standards, bossa nova, soul and modern pop. They most often serve as Imaj7 or IVmaj7 in a major key to add warmth without changing the function.

Songs that use the Cmaj7 chord

These well-known tracks all play the Cmaj7 chord somewhere - they are not necessarily in that key.

  1. 1
    Misty
    Erroll Garner
  2. 2
    The Girl from Ipanema
    Joao Gilberto
  3. 3
    Fly Me to the Moon
    Frank Sinatra
  4. 4
    Moonlight in Vermont
    Standard
  5. 5
    My Funny Valentine
    Richard Rodgers

Where Cmaj7 is used

A major chord is at home as a tonic, and just as useful as the IV or the V of a neighbouring key. Each progression below is written in the key its numerals name.

As the tonic (I)C major
  1. Imaj7Cmaj7
  2. vi7Am7
  3. ii7Dm7
  4. V7G7

Home. The loop leaves Cmaj7 and keeps coming back to it.

As the IVG major
  1. Imaj7Gmaj7
  2. IVmaj7Cmaj7
  3. V7D7
  4. Imaj7Gmaj7

Cmaj7 is the step away from home that makes the return feel like a return.

As the goal of a ii-V-IC major
  1. ii7Dm7
  2. V7G7
  3. Imaj7Cmaj7

The oldest cadence there is: two chords of preparation, then Cmaj7.

Questions people ask

What notes are in the Cmaj7 chord?
The Cmaj7 chord contains C, E, G and B.
Is the Cmaj7 chord major or minor?
Cmaj7 is a major seventh chord. Major seventh chords are lush, open and slightly jazzy. Stacking a major third on top of a major triad gives them a dreamy colour often heard in bossa nova, soul and modern R&B.
How do you play Cmaj7 on piano?
Place your fingers on C, E, G and B and play them together. The root usually goes to the little finger of the left hand, the upper notes to the right.
How do you play Cmaj7 on guitar?
Cmaj7 is typically played with the fingering shown in the diagram above. If one of the chord tones lines up with an open string, an open position is worth trying too.
What chords work well with Cmaj7?
Cmaj7 pairs naturally with the chords in the related section: a perfect fifth up or down, the relative major or minor, and anything sharing two notes with it.