What is a C#9 Chord?
C#9
C#9 Dominant 9th
String-by-String
C#9 Dominant 9th is a dominant ninth chord with the root C#, major third F, perfect fifth G#, minor seventh B, and major ninth D#. It is rich and funky, essential in R&B and funk.
Intervals
Notes
Why does C#9 sound funky and rich?
The C#9 Dominant 9th chord gets its funky and rich character from the combination of its root, major 3rd, perfect 5th, minor 7th, major 9th. The specific intervals between the notes C#, F, G#, B, D#create the harmonic tension and color that define this chord's unique sonic signature.
How to use C#9?
C#9 is commonly used in progressions across many genres. Try substituting it where you would normally play a standard C# chord for added harmonic interest. It pairs well with other chords in the key of C# and can serve as both a foundation and a color chord depending on the context.