Six String Guitar · Drop C Tuning (CGCFAD)

Co9♭13C Diminished ninth Flat 13th

CRoot

D♯tone

F♯tone

Atone

Dtone

G♯tone

Formula 1 · ♭3 · ♭5 · 6 · 2 · ♭6 · Notes C · D♯ · F♯ · A · D · G♯

How to play it

Co9♭13 fingering positions

Drop C Tuning (CGCFAD), 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 ninth Flat 13th guitar chord — Open (0 1 3 1 0 0) fretboard diagram in Drop C Tuning (CGCFAD)

C Diminished ninth Flat 13th guitar chord — Open (0 1 2 1 0 1) fretboard diagram in Drop C Tuning (CGCFAD)

C Diminished ninth Flat 13th guitar chord — 2nd position (0 2 3 3 5 4) fretboard diagram in Drop C Tuning (CGCFAD)

C Diminished ninth Flat 13th guitar chord — 4th position (0 7 6 4 6 6) fretboard diagram in Drop C Tuning (CGCFAD)

C Diminished ninth Flat 13th guitar chord — 12th position (12 13 14 13 12 13) fretboard diagram in Drop C Tuning (CGCFAD)

C Diminished ninth Flat 13th guitar chord — 12th position (12 13 15 13 12 12) fretboard diagram in Drop C Tuning (CGCFAD)

Read it as tab

Co9♭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 Diminished ninth Flat 13th guitar tab — Open (0 1 3 1 0 0) in Drop C Tuning (CGCFAD)

C Diminished ninth Flat 13th guitar tab — Open (0 1 2 1 0 1) in Drop C Tuning (CGCFAD)

C Diminished ninth Flat 13th guitar tab — 2nd position (0 2 3 3 5 4) in Drop C Tuning (CGCFAD)

C Diminished ninth Flat 13th guitar tab — 4th position (0 7 6 4 6 6) in Drop C Tuning (CGCFAD)

C Diminished ninth Flat 13th guitar tab — 12th position (12 13 14 13 12 13) in Drop C Tuning (CGCFAD)

C Diminished ninth Flat 13th guitar tab — 12th position (12 13 15 13 12 12) in Drop C Tuning (CGCFAD)

Sound

How Co9♭13 sounds

Consonance

1/ 5

Brightness

DarkBright

Character

Moods & genres

Moods

ominousdense

Genres

film score

Theory

Notes & relationships

NotesC · D♯ · F♯ · A · D · G♯

Formula (scale degrees)1 · ♭3 · ♭5 · 6 · 2 · ♭6

Explore

More ways to play C Diminished ninth Flat 13th

Browse the rest of the C chords in this tuning, or open Co9♭13 in the app for every voicing.

Co9♭13 in other tunings:

See & hear Co9♭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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