C Minor 9th
Cm9 · Root
Every chord tone stacked from the root up.
Click keys to experiment with the chord
C – E♭ – G – B♭ – D
1 – b3 – 5 – b7 – 9
A minor ninth commonly serves as a minor ii or tonic color, with Dorian or Aeolian providing the scale context. It may resolve to a dominant when used as ii; pianists often omit the 5th, and sometimes the root with bass.
The Cm9 chord sounds silky smooth and deeply expressive. Its notes are C, Eb, G, Bb, D. This chord is commonly heard in jazz, and R&B and soul.