CM♭13C Major Flat 13th
CRoot
Etone
Gtone
G♯tone
Formula 1 · 3 · 5 · ♭6 · Notes C · E · G · G♯
How to play it
CM♭13 fingering positions
Open E Tuning (EBEG♯BE), 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).








Read it as tab
CM♭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.








Sound
How CM♭13 sounds
Consonance
1/ 5
Brightness
DarkBright
Character
Moods & genres
Moods
tensedark
Genres
film score
Theory
Notes & relationships
NotesC · E · G · G♯
Formula (scale degrees)1 · 3 · 5 · ♭6
Explore
More ways to play C Major Flat 13th
Browse the rest of the C chords in this tuning, or open CM♭13 in the app for every voicing.
CM♭13 in other tunings:
See & hear CM♭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.
Hear every chordMore voicingsEvery tuning & capoWorks offline