Dominant family
B dominant seventh flat five chord
B7♭5B dominant seventh flat five
Piano root position
- Root
- 3
- ♭5
- ♭7
Guitar standard tuning
Barre · fret 1
Lay your index flat across strings 4 to 1 at fret 1.
Finger: 1 index, 2 middle, 3 ring, 4 little
Notation treble clef
Intervals
12 semitones- B1
- ♭2
- 2
- ♭3
- D♯3
- 4
- F♭5
- 5
- ♯5
- 6
- A♭7
- 7
- B Root
- D♯ Major 3rd
- F Diminished 5th
- A Minor 7th
About this chord
What is a B dominant seventh flat five chord?
B7♭5 is built from 4 notes: B (the root), D♯ (the 3), F (the ♭5), A (the ♭7). A dominant with a lowered fifth: two tritones, the French-sixth sound.
- Notes
- B · D♯ · F · A
- Formula
- 1 · 3 · ♭5 · ♭7
- Also written
- B7(♭5)
- Found in
- Outside the major and minor keys
Neighbours
Chords close to B7♭5
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Every chord type on every root, each with its own page.
C
D♭
D
E♭
E
F
G♭
G
A♭
A
B♭