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Aliases: C#dim7C#°7C#o7

C# diminished 7th Chord

Below you can find chord diagrams, piano fingerings, guitar fingering, notes, intervals, scales, and arpeggios.

Audible Example

What does a C# diminished 7th chord sound like?

C# diminished 7th chord

Piano Fingering

How do you play a C# diminished 7th chord on the piano?

C#
E
G
Bb
💡 Tap the keys to hear each note

Guitar Fingering

How do you play a C# diminished 7th chord on the guitar?

E
B
G
D
A
E
Bb
C#
E
G
Bb
G
C#
E
G
Bb
C#
Bb
E
G
Bb
C#
E
C#
G
Bb
C#
E
G
E
💡 Tap the notes to hear each note

About the C# diminished 7th chord

A diminished 7th chord stacks three minor thirds on top of each other, creating a symmetrical and highly unstable sound. This symmetry means the chord can resolve in multiple directions, making it a favorite tool for modulation. It is heavily used in classical, jazz, and dramatic film scores.

Notes

What notes are in a C# diminished 7th chord?

C# - E - G - Bb

Intervals

What intervals are in a C# diminished 7th chord?

Root Note

Minor 3rd

Scales

What scales does a C# diminished 7th chord fit in?

D

D harmonic minor

- D harmonic major

- D diminished

E

E diminished

Bb

Bb hungarian major