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Chord & Fret

G(b5) — major flat five

Notes in G(b5): G – B – DbFormula: 1 – 3 – b5

In the formula, the numbers count steps of the major scale starting from the note that names the chord; "b" lowers a half step, "#" raises one — and a slash names the bass note.

It keeps the major third and lowers only the fifth by a semitone. It is the major triad seen through cracked glass: still recognisable, but something is out of true.

The same chord on all four instruments

G(b5), 3 4 5 0 0 3G(b5)1342GDbGGBG
Guitar
G(b5), 3 4 5 0 0 3G(b5)1342GDbGGBG
Electric guitar
G(b5), 5 6 0 5G(b5)5132GDbBG
Cavaquinho
G(b5), 0 1 3 2G(b5)132GDbGB
Ukulele

Where to use it: A rare, modern colour; in practice it shows up far more with the seventh attached, as C7(b5), than on its own.

Every region of the neck hides more shapes of G(b5). In Chord & Fret, you hear every shape strummed string by string, in each instrument's own voice; compare positions with their difficulty marked; and change the tuning — the shape rewrites itself. Start free. Unlock everything with Pro. Plays offline.

See the whole neck in Chord & Fret →

Part of the Triads family.

Other chords in this family

GGGGGmGmGmGmGdimGaugG5

See all chord types and qualities →