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

C°♭9C Diminished Flat 9th

CRoot

D♯tone

F♯tone

C♯tone

Formula 1 · ♭3 · ♭5 · ♭2 · Notes C · D♯ · F♯ · C♯

How to play it

C°♭9 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 Diminished Flat 9th guitar chord — 2nd position (x 3 x 4 2 2) fretboard diagram in Open A Tuning (EAEAC♯E)

C Diminished Flat 9th guitar chord — 2nd position (x 3 2 4 2 x) fretboard diagram in Open A Tuning (EAEAC♯E)

C Diminished Flat 9th guitar chord — 2nd position (x 3 2 4 2 2) fretboard diagram in Open A Tuning (EAEAC♯E)

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

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

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

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

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

Read it as tab

C°♭9 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 Diminished Flat 9th guitar tab — 2nd position (x 3 x 4 2 2) in Open A Tuning (EAEAC♯E)

C Diminished Flat 9th guitar tab — 2nd position (x 3 2 4 2 x) in Open A Tuning (EAEAC♯E)

C Diminished Flat 9th guitar tab — 2nd position (x 3 2 4 2 2) in Open A Tuning (EAEAC♯E)

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

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

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

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

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

Sound

How C°♭9 sounds

Consonance

1/ 5

Brightness

DarkBright

Character

Moods & genres

Moods

sinistergrating

Genres

film score

Theory

Notes & relationships

NotesC · D♯ · F♯ · C♯

Formula (scale degrees)1 · ♭3 · ♭5 · ♭2

Explore

More ways to play C Diminished Flat 9th

Browse the rest of the C chords in this tuning, or open C°♭9 in the app for every voicing.

C°♭9 in other tunings:

See & hear C°♭9 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.

Hear every chordMore voicingsEvery tuning & capoWorks offline

Download on theApp Store