Cmmaj7add13 Minor-Major 7th
The Cmmaj7add13 chord is built from the notes C – Eb – G – B – A.
Piano sound loads on first tap.
Also known as
C-maj7(13)C-maj7(add13)C-maj7add13Cm(maj7)(add13)Cm(maj7)add13CmM7(13)
Chord tones, one by one
CRoot
Root
The fundamental note the chord is built on — C.
EbThird
Minor third
Three semitones — makes the chord minor (darker, sadder).
GFifth
Perfect fifth
Seven semitones — the most stable interval, reinforces the root.
BSeventh
Major seventh
Eleven semitones — a lush, jazzy seventh just below the octave (maj7).
AExtension
Thirteenth (13)
A 13th — full, rich top extension.
🎼 Related scales
🎹 Modal analysis
This chord implies the Melodic minor scale; its characteristic note is the major 7th.
🎸 Genres
Modern jazz · Post-bop · Fusion