C° Guitar Chord — Chart and Tabs in Open A Tuning

Short answer: C° is a C Diminished chord with the notes C, E♭, G♭. In Open A tuning, there are 44 voicings. See the fingering diagrams below.

Also known as: Cmb5, Cmo5, C dim, C Diminished

Looking for C° (Standard Tuning)?

Piano ChordsInstrumentsTunings

How to Play C° on Guitar

C°, Cmb5, Cmo5, Cdim, CDiminished

Notes: C, E♭, G♭

x,9,11,11,9,11 (x12314)
x,x,11,11,9,11 (xx2314)
x,x,x,11,9,11 (xxx213)
11,9,11,11,9,x (21341x)
11,9,x,11,9,11 (21x314)
11,9,11,x,9,11 (213x14)
x,9,11,11,9,x (x1231x)
x,9,x,11,9,11 (x1x213)
x,9,11,11,x,11 (x123x4)
x,x,11,11,9,x (xx231x)
11,9,11,x,9,x (213x1x)
11,9,x,x,9,11 (21xx13)
11,9,11,11,x,x (2134xx)
8,6,x,8,9,x (21x34x)
8,9,x,8,6,x (24x31x)
11,9,11,8,x,x (3241xx)
8,9,11,11,x,x (1234xx)
11,x,11,11,9,x (2x341x)
8,x,11,11,9,x (1x342x)
11,9,x,8,9,x (42x13x)
x,6,x,8,9,x (x1x23x)
11,x,11,8,9,x (3x412x)
8,9,x,11,9,x (12x43x)
x,9,11,11,x,x (x123xx)
x,9,x,8,6,x (x3x21x)
11,9,11,x,x,11 (213xx4)
11,x,x,11,9,11 (2xx314)
11,9,x,11,x,11 (21x3x4)
11,x,11,x,9,11 (2x3x14)
11,9,x,8,x,11 (32x1x4)
8,x,x,11,9,11 (1xx324)
8,9,x,11,x,11 (12x3x4)
11,x,x,8,9,11 (3xx124)
x,9,x,11,x,11 (x1x2x3)
11,9,11,x,x,x (213xxx)
8,6,x,x,9,x (21xx3x)
8,9,x,x,6,x (23xx1x)
8,9,x,11,x,x (12x3xx)
11,9,x,8,x,x (32x1xx)
11,x,11,x,9,x (2x3x1x)
8,x,x,11,9,x (1xx32x)
11,x,x,8,9,x (3xx12x)
11,x,x,x,9,11 (2xxx13)
11,9,x,x,x,11 (21xxx3)

Quick Summary

  • The C° chord contains the notes: C, E♭, G♭
  • In Open A tuning, there are 44 voicings available
  • Also written as: Cmb5, Cmo5, C dim, C Diminished
  • Each diagram shows finger positions on the Guitar fretboard

Frequently Asked Questions

What is the C° chord on Guitar?

C° is a C Diminished chord. It contains the notes C, E♭, G♭. On Guitar in Open A tuning, there are 44 ways to play this chord.

How do you play C° on Guitar?

To play C° on in Open A tuning, use one of the 44 voicings shown above. Each diagram shows finger positions on the fretboard, with numbers indicating which fingers to use.

What notes are in the C° chord?

The C° chord contains the notes: C, E♭, G♭.

How many ways can you play C° on Guitar?

In Open A tuning, there are 44 voicings for the C° chord. Each voicing uses a different position on the fretboard while playing the same notes: C, E♭, G♭.

What are other names for C°?

C° is also known as Cmb5, Cmo5, C dim, C Diminished. These are different notations for the same chord with the same notes: C, E♭, G♭.

All C chords

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