C diminished seventh piano chord - Cdim7
The C diminished seventh chord is a 4-note chord consisting of the notes C, Eb, Gb and Bbb.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as Cdim7.
Interactive piano diagram for the C diminished seventh chord
Chords that are a subset of Cdim7. These contain less notes but all of them are included in Cdim7.
Scales with Cdim7
Below you find all scales that include Cdim7:
- locrian 6
- dorian #4
- lydian diminished
- hungarian major
- lydian #9
- half-whole diminished
- composite blues
- messiaen's mode #7
C diminished seventh 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 Cdim7 chord. Feel free to save or share the image as needed.