Chord
C♯ Minor 9 Chord
Interactive keyboard
Highlighted notes form this chord.
Notes
C♯ · E · G♯ · B · D♯
Root: C♯
Intervals
1 · ♭3 · 5 · ♭7 · 9
How it is built
This chord starts on C♯ and applies the intervals 1, ♭3, 5, ♭7, 9. The result contains 5 distinct pitch classes per octave.
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Guide and musical context
About C♯ Minor 9 Chord
C♯ Minor 9 Chord contains C♯, E, G♯, B, D♯. Its sound is deep, smooth and spacious.
Character and sound
Deep, smooth and spacious.
Musical context and history
The minor ninth extends m7 with a ninth and is a standard sound in jazz, soul, R&B and modern keyboard and guitar harmony.
How and where it is used
It can act as ii, a minor tonic or a sustained modal chord.
In Theory view you can hear the pitch collection without depending on a specific fingering. Then switch to Piano, Guitar, Ukulele or Mandolin to see how the same notes are physically distributed on each instrument.
Harmonic and musical relationships
The C♯ minor harmony can be compared with its parallel major, which keeps the same root, and its relative major at E. The dominant a fifth above, A♭, is another important reference.
The formula on this page is 1 · ♭3 · 5 · ♭7 · 9 and, from C♯, produces the notes C♯ · E · G♯ · B · D♯.
Frequently asked questions
What notes are in the C♯ Minor 9 Chord?
The notes are C♯, E, G♯, B, D♯.
What is its interval formula?
The formula is 1 · ♭3 · 5 · ♭7 · 9.
How does it sound and what is it used for?
Deep, smooth and spacious. It can act as ii, a minor tonic or a sustained modal chord.
Can I view it on a specific instrument?
Yes. Use the selector near the top to switch between Piano, Guitar, Ukulele and Mandolin without changing the musical combination you are studying.