C# Augmented Seventh

Piano chord — 4 notes

C#
Augmented Seventh

Root Position: C# – F – A – C

Bass note: C#

RootChord tone
FACC#

All Voicings — C# Augmented Seventh

Root PositionC# – F – A – C(bass: C#)
1st InversionF – A – C – C#(bass: F)
2nd InversionA – C – C# – F(bass: A)
3rd InversionC – C# – F – A(bass: C)

C# Augmented Seventh Piano Chord — Notes and Inversions

Notes: C#, F, A, C

Intervals: 1P, 3M, 5A, 7M

Number of notes: 4

Also known as: maj7#5, maj7+5, +maj7, ^7#5

The C# Augmented Seventh chord contains 4 notes (C#, F, A, C). This chord has 3 inversions in addition to the root position. Use the interactive piano keyboard above to explore each voicing.

Related Resources

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