C sixth added ninth piano chord - C6add9

The C sixth added ninth chord is a 5-note chord consisting of the notes C, E, G, A and D.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as C6add9.

Interactive piano diagram for the C sixth added ninth chord

Piano keyboard displaying the C sixth added ninth chord with the notes B#CFbEGAD

Extended Chords

Chords that are a superset of C6add9. The chords include more notes but always C, E, G, A and D.

Reduced chords

Chords that are a subset of C6add9. These contain less notes but all of them are included in C6add9.

Scales with C6add9

Below you find all scales that include C6add9:

  • major
  • major blues
  • bebop
  • lydian
  • mixolydian
  • lydian dominant
  • bebop minor
  • bebop major
  • ichikosucho
  • composite blues
  • chromatic

C sixth added ninth piano chord chart image

In case you prefer a non-interactive variant of the chord chart, we've embedded a PNG image below that shows the notes for the the C6add9 chord. Feel free to save or share the image as needed.

Piano chord chart for the C sixth added ninth chord (C6add9). The notes C, E, G, A and D are highlighted.