Guitar, piano and ukulele chords

C♯7 chord (C sharp dominant seventh)

The C♯7 chord (C sharp dominant seventh) has 4 notes: C♯, E♯, G♯ and B. It is a dominant seventh chord: a major chord with a minor seventh on top. It sounds tense and eager to resolve. It works as V7 in F sharp major and VII7 in E flat minor.

How to play it on guitar

An x is a string you don't play and 0 is an open string. The number on the left is the fret where the shape starts.

4fr ×
Barre chord · fret 4
x46464
9fr
Barre chord · fret 9
9(11)9(10)99

Notes in the chord

NoteInterval
C♯Root
E♯Major third
G♯Perfect fifth
BMinor seventh

Inversions

  • Root position: C♯ – E♯ – G♯ – B
  • First inversion: E♯ – G♯ – B – C♯
  • Second inversion: G♯ – B – C♯ – E♯
  • Third inversion: B – C♯ – E♯ – G♯

On piano

The highlighted keys (C♯, E♯, G♯ and B) make the chord in root position.

On ukulele

Usual shape
1112
4fr
Higher up the neck · fret 4
4544

Frequently asked questions

What notes are in the C♯7 chord?

C♯7 has 4 notes: C♯, E♯, G♯ and B. It is a dominant seventh chord: a major chord with a minor seventh on top.

How do you play C♯7 on guitar?

The usual shape is x46464, read from the low E string to the high E string.

What keys is C♯7 in?

C♯7 is in F sharp major (V7) and E flat minor (VII7).