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D♭ 7♭5

Also known as C♯ 7♭5
Same keys, different spelling.
Open C♯ 7♭5Same chord, spelled with sharpsWhat are enharmonics? →Why one chord has two names
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Listen plays the chord. Play Along lights up each note in order so you can follow.

D♭7♭5
D♭ – F – A♭♭ – C♭
Formula:R-M3-d5-m7
Intervals:P1-M3-d5-m7
Scale Degrees:1-3-b5-b7

Introduction

Db 7♭5 piano chord, root position — Db, F, G, B
The Db 7♭5 chord in root position on a piano keyboard, notes Db, F, G, B.

The D♭ 7♭5 chord is a four-note chord made up of D♭, F, A♭♭, and C♭. It is built from a root, major third, diminished fifth, and minor seventh.

Notes

Notes:D♭ – F – A♭♭ – C♭

D♭ 7♭5 Inversions

Db 7♭5 piano chord, 1st inversion — F, G, B, Db
The Db 7♭5 chord, 1st inversion, on a piano keyboard.
Db 7♭5 piano chord, 2nd inversion — G, B, Db, F
The Db 7♭5 chord, 2nd inversion, on a piano keyboard.
Db 7♭5 piano chord, 3rd inversion — B, Db, F, G
The Db 7♭5 chord, 3rd inversion, on a piano keyboard.
PositionNotes
Root PositionD♭ – F – A♭♭ – C♭
1st InversionF – A♭♭ – C♭ – D♭
2nd InversionA♭♭ – C♭ – D♭ – F
3rd InversionC♭ – D♭ – F – A♭♭

Key Signature

The key of Db 7♭5 has 5 flats.

B♭E♭A♭D♭G♭

Order of flats

Flats are added in a fixed order — the reverse of the sharp order. Each new flat key adds the next flat on the list.

BEADGCF

Mnemonic: Battle Ends And Down Goes Charles’ Father

Chords in the Key of D♭ Major

These are the diatonic triads built on each degree of the D♭ major scale:

C
D
E
F
G
A
B
C
D
E
F
G
A
B
ID♭ Major (major)
DegreeNumeralChordQuality
1ID♭ MajorMajor
2iiE♭ MinorMinor
3iiiF MinorMinor
4IVG♭ MajorMajor
5VA♭ MajorMajor
6viB♭ MinorMinor
7vii°C DiminishedDiminished

Theory: Intervals

Formula: R-M3-d5-m7
Intervals: P1-M3-d5-m7

The D♭ 7♭5 is built by stacking intervals from the root note. The formula R-M3-d5-m7 describes the scale degrees used. The intervals P1-M3-d5-m7 show the distance between each note in the chord.

D♭ 7♭5 — Frequently Asked Questions

What notes are in the Db 7♭5 chord?
The Db 7♭5 chord (Db7♭5) contains 4 notes: Db, F, G, B. Formula: R-M3-d5-m7.
How is Db7♭5 used in music?
Db7♭5 is used in jazz, fusion, and contemporary music to add harmonic color. It appears as a dominant or tonic chord depending on context.
What is the scale degree formula for Db7♭5?
Db7♭5 uses scale degrees 1-3-b5-b7, giving it its distinctive sound.

Practice Tips

  • Start by placing your thumb on Db and spacing remaining fingers across the chord.
  • Practice Db7♭5 slowly with separate hands before combining.
  • Listen carefully to the tension created by the altered tones in this chord.
  • Try voicing Db7♭5 in different octaves to find the most comfortable position.
  • Resolve Db7♭5 to a nearby chord to hear its function in context.

Related Tools

Chord FinderLook up any chord — see the notes, hear it, and play along.Chord DrillTimed drills to build speed and recognition across all chord types.Practice RoomPlug in a MIDI keyboard and get real-time feedback on every chord and scale.Circle of FifthsVisualize key relationships, relative minors, and key signatures.MIDI MonitorLive MIDI message stream with note names, velocity, and a scrolling staff.