Chord · 6ths & Adds

Cm6/7 — C Minor 6th / Major 7th

Cm6/7 is the C minor 6th / major 7th chord. It is built on the root C with minor 3rd (E♭), perfect 5th (G), major 6th (A) and major 7th (B) above it — the formula 1 ♭3 5 6 7, sounding the notes C E♭ G A B. 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 Cm6/7.

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

On the keyboard

Cm6/7 on the piano keyboard: C E♭ G A BCE♭GAB

The notes of Cm6/7

DegreeNoteInterval from the rootPitch
1CrootC4
♭3E♭minor 3rdE♭4
5Gperfect 5thG4
6Amajor 6thA4
7Bmajor 7thB4

Other 6ths & adds on C

Minor 6th / Major 7th chords on every root

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