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Bb7#9 Guitar Chord

A raw, urgent sound containing both a major third and a minor third (augmented ninth = minor third). Made famous by Jimi Hendrix in "Purple Haze". A staple of blues-rock and funk.

Guitar

Strings X–1–0–1–2–X

How to play the Bb7#9 chord on guitar

Read the string pattern X–1–0–1–2–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) Open
3rd string (G) Fret 1 · middle finger
2nd string (B) Fret 2 · ring finger
1st string (high E) Muted

Other names for the Bb7#9 chord

Other names: Bb 7th sharp 9, Bb Hendrix chord

Music theory name: seventh sharp nine chord

Common name: Bb Hendrix chord

Notes and intervals in the Bb7#9 chord

Note Interval
Bb Root
D Major 3rd
F Perfect 5th
Ab Minor 7th
C# Augmented 9th

All variations

Open
X–1–0–1–2–X
Fret 6
6–8–6–7–9–9
Fret 7
X–X–8–7–9–9
Fret 12
X–13–12–13–14–X

More chords with Bb as the root

The same chord type in other keys

Songs using Bb7#9

Saxana
Petra Černocká