Chord chart for B♭m7♭5 Guitar Chord (B♭ minor 7th flat 5): Notes, Shapes & How to Play | Guitar Wiz

B♭ minor 7th flat 5 guitar shapes

Popular fretboard positions with fingering suggestions

Showing 8 of 32 playable shapes

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B♭ minor 7th flat 5 guitar chord diagram showing fretboard positions

About the chord

B♭ minor 7th flat 5 guitar chord

B♭m7♭5 is the B♭ minor 7th flat 5 guitar chord. It uses the notes B♭, D♭, F♭, and A♭ and the interval formula 1-♭3-♭5-♭7.

The B♭ minor 7th flat 5 minor 7th flat 5 chord, also known as half-diminished, combines the diminished triad with a minor seventh A♭, producing a haunting, unresolved tension. It is essential in jazz harmony for its sophisticated, somber sound.

Also written as B♭min7(♭5) and B♭m7(♭5).

Root note: B♭
Quality: minor 7th flat 5
Chord tones: 4
Playable shapes: 32

Chord tones

B♭D♭F♭A♭

Common guitar voicings

These are quick-start shapes for players who want the answer first and the deeper theory second.

Shape 646654

646654

View shape
  1. 1 Place the 1st finger on the 4th fret of the 1st string and 5th string in barre position.
  2. 2 Place the 2nd finger on the 5th fret of the 2nd string.
  3. 3 Place the 3rd finger on the 6th fret of the 6th string.
  4. 4 Place the 4th finger on the 6th fret of the 3rd string and 4th string in barre position.
  5. 5 Strum from the 6th string down.

Shape 646650

646650

View shape
  1. 1 Place the 1st finger on the 4th fret of the 5th string.
  2. 2 Place the 2nd finger on the 5th fret of the 2nd string.
  3. 3 Place the 3rd finger on the 6th fret of the 6th string.
  4. 4 Place the 4th finger on the 6th fret of the 3rd string and 4th string in barre position.
  5. 5 Let the first string ring open.
  6. 6 Strum from the 6th string down.

Notes & Intervals

Each note below shows how the chord is built from its root. This is the theory layer underneath the fretboard shapes.

B♭ Unison (Root) 1

The root anchors the chord and defines its tonal center.

D♭ Minor Third ♭3

This note supplies the minor color and gives the chord its darker emotional pull.

F♭ Diminished Fifth ♭5

The flattened fifth adds tension and a restless, unstable edge.

A♭ Minor Seventh ♭7

The minor seventh adds bluesy or jazzy tension that wants to move onward.

Shape details

Every shape is shown with its diagram and exact fingering instructions.

B♭ minor 7th flat 5 shape 646654

How to play this shape

  1. 1 Place the 1st finger on the 4th fret of the 1st string and 5th string in barre position
  2. 2 Place the 2nd finger on the 5th fret of the 2nd string
  3. 3 Place the 3rd finger on the 6th fret of the 6th string
  4. 4 Place the 4th finger on the 6th fret of the 3rd string and 4th string in barre position
  5. 5 Strum from the sixth string down to the first string

B♭ minor 7th flat 5 shape 646650

How to play this shape

  1. 1 Place the 1st finger on the 4th fret of the 5th string
  2. 2 Place the 2nd finger on the 5th fret of the 2nd string
  3. 3 Place the 3rd finger on the 6th fret of the 6th string
  4. 4 Place the 4th finger on the 6th fret of the 3rd string and 4th string in barre position
  5. 5 Let the first string ring open
  6. 6 Strum from the sixth string down to the first string

B♭ minor 7th flat 5 shape xx8999

How to play this shape

  1. 1 Place the 1st finger on the 8th fret of the 4th string
  2. 2 Place the 2nd finger on the 9th fret of the 1st string, 2nd string, and 3rd string in barre position
  3. 3 Do not play the sixth and fifth strings
  4. 4 Strum from the fourth string down to the first string

B♭ minor 7th flat 5 shape xdbdb0

How to play this shape

  1. 1 Place the 1st finger on the 11th fret of the 4th string
  2. 2 Place the 2nd finger on the 11th fret of the 2nd string
  3. 3 Place the 3rd finger on the 13th fret of the 5th string
  4. 4 Place the 4th finger on the 13th fret of the 3rd string
  5. 5 Let the first string ring open
  6. 6 Do not play the sixth string
  7. 7 Strum from the fifth string down to the first string

B♭ minor 7th flat 5 shape xdbdbc

How to play this shape

  1. 1 Place the 1st finger on the 11th fret of the 2nd string and 4th string in barre position
  2. 2 Place the 2nd finger on the 12th fret of the 1st string
  3. 3 Place the 3rd finger on the 13th fret of the 5th string
  4. 4 Place the 4th finger on the 13th fret of the 3rd string
  5. 5 Do not play the sixth string
  6. 6 Strum from the fifth string down to the first string

B♭ minor 7th flat 5 shape x12124

How to play this shape

  1. 1 Place the 1st finger on the 1st fret of the 3rd string and 5th string in barre position
  2. 2 Place the 2nd finger on the 2nd fret of the 4th string
  3. 3 Place the 3rd finger on the 2nd fret of the 2nd string
  4. 4 Place the 4th finger on the 4th fret of the 1st string
  5. 5 Do not play the sixth string
  6. 6 Strum from the fifth string down to the first string

B♭ minor 7th flat 5 shape 676696

How to play this shape

  1. 1 Place the 1st finger on the 6th fret of the 1st string, 3rd string, 4th string, and 6th string in barre position
  2. 2 Place the 2nd finger on the 7th fret of the 5th string
  3. 3 Place the 4th finger on the 9th fret of the 2nd string
  4. 4 Strum from the sixth string down to the first string

B♭ minor 7th flat 5 shape 678696

How to play this shape

  1. 1 Place the 1st finger on the 6th fret of the 1st string, 3rd string, and 6th string in barre position
  2. 2 Place the 2nd finger on the 7th fret of the 5th string
  3. 3 Place the 3rd finger on the 8th fret of the 4th string
  4. 4 Place the 4th finger on the 9th fret of the 2nd string
  5. 5 Strum from the sixth string down to the first string

Quick answers

What notes are in B♭m7♭5?

B♭m7♭5 uses the notes B♭, D♭, F♭, and A♭. Its interval formula is 1-♭3-♭5-♭7.

What is another name for B♭m7♭5?

B♭m7♭5 is also written as B♭min7(♭5) and B♭m7(♭5).

How do you play B♭m7♭5 on guitar?

Place the 1st finger on the 4th fret of the 1st string and 5th string in barre position. Place the 2nd finger on the 5th fret of the 2nd string. Place the 3rd finger on the 6th fret of the 6th string. Place the 4th finger on the 6th fret of the 3rd string and 4th string in barre position. Strum from the 6th string down.

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