Chord · 13ths

Cmaj7/6 — C Major 7th / 6th

Cmaj7/6 is the C major 7th / 6th chord. It is built on the root C with major 3rd (E), perfect 5th (G), major 7th (B) and major 13th (A) above it — the formula 1 3 5 7 13, sounding the notes C E G B A. On the piano it sits at C (octave 4) and above in the library's voicing; the same 5 notes in any octave are still Cmaj7/6.

Root
C
Quality
Major 7th / 6th
Formula
1 3 5 7 13
Notes
C E G B A

On the keyboard

Cmaj7/6 on the piano keyboard: C E G B ACEGBA

The notes of Cmaj7/6

DegreeNoteInterval from the rootPitch
1CrootC4
3Emajor 3rdE4
5Gperfect 5thG4
7Bmajor 7thB4
13Amajor 13thA5

Other 13ths on C

Major 7th / 6th chords on every root

Part of the chord reference. See also the scales and the keys.