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F#7b5 Guitar Chord

A tense jazz chord with a tritone replacing the perfect fifth. Often serves as a tritone substitution in jazz progressions — replacing the classic dominant seventh chord.

Guitar

Strings 2–X–2–3–1–X

How to play the F#7b5 chord on guitar

Read the string pattern 2–X–2–3–1–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) Fret 2 · middle finger
5th string (A) Do not play
4th string (D) Fret 2 · ring finger
3rd string (G) Fret 3 · little finger
2nd string (B) Fret 1 · index finger
1st string (high E) Do not play

Notation for F#7b5 chord

Other names: F# 7th flat 5

Music theory name: seventh flat five chord

Common name: F# 7b5 chord

Intervals and tones in F#7b5 chord

Note Interval
F# Root
B Major 3rd
C Diminished 5th
E Minor 7th

All Variations

Open
2–X–2–3–1–X
Fret 4
X–X–4–5–5–6
Fret 7
X–7–8–9–7–8
Fret 9
X–9–10–9–11–0

More chords with F# as the root

The same chord type in other keys

Songs using F#7b5

Ordinary World
Duran Duran