Cm9 chord
C minor ninth. One shape on the neck below, with the notes it's built from and the keys it belongs to.
Notes
- C
- 1
- Eb
- b3
- G
- 5
- Bb
- b7
- D
- 9
The minor third is what makes it sound sad or dark.
The minor seventh adds a bluesy edge and leaves the chord sounding unfinished.
The 9th adds color on top without changing whether it's major or minor.
How to play Cm9
- Root on A
- x3133x
Want to know why this chord works where it does? The Intermediate lessons cover it, and founding players get them first.
Keys with Cm9
Cm9 uses only notes from C minor, G minor, Eb major and Bb major. It sounds most at home in C minor.