About the D flat diminished nine chord
D flat diminished nine sits outside the plain diatonic set, so it is borrowed to add color and tension. Think of it as a D♭ diminished ninth chord.
Its notes are D♭, F♭, G, B♭, and E♭. The intervals are a minor third, a diminished fifth, a diminished seventh, and a major ninth.
Also called C sharp diminished nine, which spells the same notes enharmonically. In shorthand it is commonly written Dbdim9.
Positions
No stored guitar shape for this voicing yet. Build it from D♭, F♭, G, B♭, E♭.
Notes and intervals
| 1 | D flat | Root |
|---|---|---|
| 2 | F flat | Minor 3rd |
| 3 | G | Diminished 5th |
| 4 | B flat | 7d |
| 5 | E flat | Major 9th |
Shapes
Chromatic
Circle of Fifths
Other D flat chords
Simpler triads
Suspended
D flat suspended two chordD flat suspended four chordD flat seven suspended four chordD flat nine suspended four chordD flat thirteen suspended four chord
Sixths and sevenths
D flat six chordD flat minor six chordD flat minor flat six chordD flat seven chordD flat major seven chordD flat minor seven chordD flat minor seven flat five chordD flat diminished seven chordD flat minor major seven chordD flat major seven flat five chordD flat major seven sharp five chordD flat minor major seven flat five chord
Extensions
D flat nine chordD flat add nine chordD flat major nine chordD flat minor nine chordD flat eleven chordD flat thirteen chordD flat six nine chordD flat minor add nine chordD flat major eleven chordD flat major thirteen chordD flat minor eleven chordD flat minor thirteen chordD flat minor six nine chordD flat minor major nine chordD flat minor major eleven chord
Altered
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