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The C major seventh chord on piano
C major seventh is built from C, E, G, B. Press play above to hear it.
Now hear that chord in your own music
You just built one chord. Piano Aura lets you play it across a full piano, change the instrument behind it, put chords together into a progression, and record what you play before the idea slips away — all on your iPhone.
What notes are in the C major seventh chord?
The C major seventh chord is made up of C, E, G, B.
Notes & intervals
| C | Root |
| E | Major third |
| G | Perfect fifth |
| B | Major seventh |
How to play it
Right hand
1-2-3-5
Left hand
5-3-2-1
Every key in this chord is white.
Which keys use the C major seventh chord?
C major seventh occurs naturally in these keys: III of A minor, I of C major, VII of D minor, VI of E minor, V of F major, IV of G major.
How it sounds
A major seventh chord sounds lush and dreamy — a favourite in ballads and jazz.