What is a C#add9 Chord?
C#add9
C#add9 Add 9
String-by-String
E
×
A
4
D
3
G
1
B
4
e
1
C#add9 Add 9 is an add9 chord with the root C#, major third F, perfect fifth G#, and major ninth D#. It adds sparkle and color to a standard major chord.
Intervals
RootMajor 3rdPerfect 5thMajor 9th
Notes
C#FG#D#
Why does C#add9 sound bright and colorful?
The C#add9 Add 9 chord gets its bright and colorful character from the combination of its root, major 3rd, perfect 5th, major 9th. The specific intervals between the notes C#, F, G#, D#create the harmonic tension and color that define this chord's unique sonic signature.
How to use C#add9?
C#add9 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.