D♭ Dominant Ninth Chord
Also known as:
D♭ Dominant 9th , D♭9
The D♭ Dominant Ninth Chord has a dominant quality which includes a Major Third interval but has a minor Seventh rather than a Major Seventh. D♭ Dominant Ninth Chord contains the notes D♭, F, A♭, C♭, E♭. The D♭ Dominant Ninth Chord is an Extended type chord which means it includes a Triad (the Root D♭, the Third F, and the Fifth A♭), the Seventh C♭, and also includes from the octave above.
Below you will find the D♭ Dominant Ninth Chord notes, notation, degrees, intervals, related scales and chords, and more.
Notes
D♭, F, A♭, C♭, E♭
Can be omitted: A♭
Notation
Degrees
| Note | Number | Name |
|---|---|---|
| D♭ | 1 | Tonic |
| F | 3 | Mediant |
| A♭ | 5 | Dominant |
| C♭ | ♭7 | Subtonic |
| E♭ | 9 | Supertonic |
Intervals
| Notes | Semitones | Interval |
|---|---|---|
| D♭ > D♭ | 0 | Perfect Unison (P1) |
| D♭ > F | 4 | Major 3rd (M3) |
| D♭ > A♭ | 7 | Perfect 5th (P5) |
| D♭ > C♭ | 10 | minor 7th (m7) |
| D♭ > E♭ | 14 | Major 9th (M9) |
Scales related to D♭ Dominant Ninth Chord
Same Spellings
Scales that include all of the notes of the D♭ Dominant Ninth Chord.
V Chord of G♭ Major Scale
♭VII Chord of E♭ Natural Minor Scale
V Chord of G♭ Melodic Minor Scale
IV Chord of A♭ Melodic Minor Scale
V Chord of G♭ Ionian Mode
IV Chord of A♭ Dorian Mode
♭III Chord of B♭ Phrygian Mode
II Chord of C♭ Lydian Mode
I Chord of D♭ Mixolydian Mode
♭VII Chord of E♭ Aeolian Mode
♭VI Chord of F Locrian Mode
Different Spellings
Scales that include different spellings of all the notes of the D♭ Dominant Ninth Chord.
V Chord of F♯ Major Scale
♭VII Chord of D♯ Natural Minor Scale
V Chord of F♯ Melodic Minor Scale
IV Chord of G♯ Melodic Minor Scale
V Chord of F♯ Ionian Mode
IV Chord of G♯ Dorian Mode
♭III Chord of A♯ Phrygian Mode
II Chord of B Lydian Mode
I Chord of C♯ Mixolydian Mode
♭VII Chord of D♯ Aeolian Mode
♭VI Chord of E♯ Locrian Mode
Chords related to D♭ Dominant Ninth Chord
Enharmonic Equivalent
Chord with the same root and notes as the D♭ Dominant Ninth Chord but different spelling.
C♯ Dominant Ninth Chord
Same Notes
Chords that have all of the same notes (in any spelling) as the D♭ Dominant Ninth Chord.
C♯ Dominant Ninth Chord
Same Root Note
Chords that include the same notes (in any spelling) as the D♭ Dominant Ninth Chord and have the same root note.
D♭ Dominant Eleventh Chord
D♭ Dominant Thirteenth Chord
D♭ Dominant Seventh Sharp Eleventh Chord
Different Root Note
Chords that include the same notes (in any spelling) as the D♭ Dominant Ninth Chord but have a different root note.
F♯ Major Thirteenth Chord
G♭ Major Thirteenth Chord
G♯ Minor Thirteenth Chord
A♭ Minor Thirteenth Chord
C♯ Dominant Ninth Chord
C♯ Dominant Eleventh Chord
C♯ Dominant Thirteenth Chord
C♯ Dominant Seventh Sharp Eleventh Chord
If you want to learn what chords are and much more, check out our free Fundamentals of Music Theory course. If you already know some of the basics, you can jump straight into the chords lesson.
