Bb 7(b5)

The Bb 7(b5) chord consists of the Bb (Perfect unison), D (Major third), Fb (Diminished fifth) and Ab (Minor seventh) notes.

Piano keyboard showing the notes for a Bb 7(b5) chord

How to play the Bb 7(b5) chord

  1. Find Bb (Root) on the piano keyboard
  2. Add D (Major third) — 4 semitones above Bb
  3. Add Fb (Diminished fifth) — 6 semitones above Bb
  4. Add Ab (Minor seventh) — 10 semitones above Bb
  5. Press all 4 notes simultaneously to sound the Bb 7(b5) chord

Related chords with different root

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