Six String Guitar · Open A Tuning (EAEAC♯E)

Cø7♭13C Half-Diminished 7th Flat 13th

CRoot

D♯tone

F♯tone

A♯tone

G♯tone

Formula 1 · ♭3 · ♭5 · ♭7 · ♭6 · Notes C · D♯ · F♯ · A♯ · G♯

How to play it

Cø7♭13 fingering positions

Open A Tuning (EAEAC♯E), low E on the left. Each dot is colour-coded by note — the ringed dot is the root. Numbers below show the fret per string (x = muted).

C Half-Diminished 7th Flat 13th guitar chord — Open (x 3 4 1 2 2) fretboard diagram in Open A Tuning (EAEAC♯E)

C Half-Diminished 7th Flat 13th guitar chord — 3rd position (x 3 6 6 5 4) fretboard diagram in Open A Tuning (EAEAC♯E)

C Half-Diminished 7th Flat 13th guitar chord — 6th position (8 6 6 9 7 x) fretboard diagram in Open A Tuning (EAEAC♯E)

C Half-Diminished 7th Flat 13th guitar chord — 6th position (8 9 x 6 7 6) fretboard diagram in Open A Tuning (EAEAC♯E)

C Half-Diminished 7th Flat 13th guitar chord — 6th position (8 9 6 6 7 x) fretboard diagram in Open A Tuning (EAEAC♯E)

C Half-Diminished 7th Flat 13th guitar chord — 6th position (8 6 6 9 7 6) fretboard diagram in Open A Tuning (EAEAC♯E)

C Half-Diminished 7th Flat 13th guitar chord — 6th position (8 9 6 6 7 6) fretboard diagram in Open A Tuning (EAEAC♯E)

C Half-Diminished 7th Flat 13th guitar chord — 6th position (8 9 8 6 7 6) fretboard diagram in Open A Tuning (EAEAC♯E)

Read it as tab

Cø7♭13 guitar tab

The same voicings in tablature — high e on top, low E on the bottom. Each fret number is colour-coded by note; the ringed number is the root, × means don’t play that string.

C Half-Diminished 7th Flat 13th guitar tab — Open (x 3 4 1 2 2) in Open A Tuning (EAEAC♯E)

C Half-Diminished 7th Flat 13th guitar tab — 3rd position (x 3 6 6 5 4) in Open A Tuning (EAEAC♯E)

C Half-Diminished 7th Flat 13th guitar tab — 6th position (8 6 6 9 7 x) in Open A Tuning (EAEAC♯E)

C Half-Diminished 7th Flat 13th guitar tab — 6th position (8 9 x 6 7 6) in Open A Tuning (EAEAC♯E)

C Half-Diminished 7th Flat 13th guitar tab — 6th position (8 9 6 6 7 x) in Open A Tuning (EAEAC♯E)

C Half-Diminished 7th Flat 13th guitar tab — 6th position (8 6 6 9 7 6) in Open A Tuning (EAEAC♯E)

C Half-Diminished 7th Flat 13th guitar tab — 6th position (8 9 6 6 7 6) in Open A Tuning (EAEAC♯E)

C Half-Diminished 7th Flat 13th guitar tab — 6th position (8 9 8 6 7 6) in Open A Tuning (EAEAC♯E)

Sound

How Cø7♭13 sounds

Consonance

1/ 5

Brightness

DarkBright

Character

Moods & genres

Moods

desolateheavy

Genres

jazzfilm score

Theory

Notes & relationships

NotesC · D♯ · F♯ · A♯ · G♯

Formula (scale degrees)1 · ♭3 · ♭5 · ♭7 · ♭6

Explore

More ways to play C Half-Diminished 7th Flat 13th

Browse the rest of the C chords in this tuning, or open Cø7♭13 in the app for every voicing.

Cø7♭13 in other tunings:

See & hear Cø7♭13 in Chordology

The app shows every voicing across guitar, piano, bass, banjo and ukulele — in any tuning, with a capo, and you can play every chord back. All offline.

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