Dbalt
Db Altered
Octaves
Musical context
How the chord relates to the scale, mode, key and progression.
Theory
General info
- Full name
- Db Altered
- Symbol
- Dbalt
- Root
- Db
- Quality
- Altered
Chord notes
1Dbroot
3Fmajor 3rd
b5Gdim 5th
b7Cbminor 7th
b2Dminor 2nd
Functions & resolutions
- Stability / tension
- High tension — requires resolution
- Unstable degrees
- 3F4Gbresolves up to the resolution tonic4Gbb5Gresolves inward to the resolution tonic6Bbb7Bresolves down to the tonic 3rd1Dbb2Dresolves down to the tonic 5th
- Main resolution
- Dominant 7th Db7 naturally resolves up a 4th to Gb. It is the tritone between the chord's 3rd and 7th that creates this pull.
- Other resolutions
- Instead of the tonic, the dominant resolves to the vi degree. Creates surprise and is often used to extend a musical phrase.In rock and blues, the dominant often moves to bVII or IV instead of the tonic, creating a modal flavor.Tritone substitution: Db7 can be replaced by G7 (a tritone away). Both chords share the same tritone between the 3rd and 7th, resolving to the same tonic.The dominant can resolve beyond the tonic: moving to IV (subdominant) or to a suspension (sus4) are common alternatives in pop and folk music.
Substitutions
- Tritone substitution
Features
- Character
- Altered dominant, dissonant
- Characteristic interval
- Diminished 5th (b5), Minor 7th (b7)
- Description
- The minor 7th establishes dominant function, while altered 5ths and extensions intensify chromatic voice leading into the next chord.
- Application
- V chord in jazz (alt → i)
- Improvising over the altered scale
- Substitution for a dominant 7th
Voicing & structure
Root position
v1Db(Db4)Bass
v2F(F4) M3from Db
v3G(G4) M2from F
v4Cb(Cb4) M3from G
v5D(D5) m3from Cb
Harmony
Compatible scales
All chord tones are contained in these scales — use them for improvisation.
This chord on guitar 🎸
See how Dbalt looks on guitar.
Circle of fifths
Highlighted major keys contain this chord among their diatonic harmonies.
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Practice
Keyboard Trainer
Reinforce it in practice — play and name notes on the interactive keyboard.
Test yourself
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