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Bbmaj7b5 Guitar Chord

An unusual "Lydian" chord with a major seventh and a lowered fifth. Occasionally found in progressive jazz and experimental music.

Guitar

Strings X–1–2–2–3–X

How to play the Bbmaj7b5 chord on guitar

Read the string pattern X–1–2–2–3–X from the low E string to the high E string. Numbers in the pattern are frets; numbers in the colored dots are left-hand fingers. X means a muted string and 0 means an open string.

6th string (low E) Muted
5th string (A) Fret 1 · index finger
4th string (D) Fret 2 · middle finger
3rd string (G) Fret 2 · ring finger
2nd string (B) Fret 3 · pinky
1st string (high E) Muted

Other names for the Bbmaj7b5 chord

Other names: Bb major 7th flat 5

Music theory name: major seventh flat five chord

Common name: Bb major 7th flat 5 chord

Notes and intervals in the Bbmaj7b5 chord

Note Interval
Bb Root
D Major 3rd
Fb Diminished 5th
A Major 7th

All variations

Open
X–1–2–2–3–X
Fret 5
6–5–7–7–5–5
Fret 6
6–7–7–7–X–0
Fret 8
X–X–8–9–10–10

More chords with Bb as the root

The same chord type in other keys