C#b13b9 Ukulele Chord
A dark, tense chord with double chromatic alteration. Typical of jazz ii–V–i progressions in minor keys. On guitar, the fifth is omitted.
Strings
2–2–1–2
Other names for the C#b13b9 chord
Other names: C# flat 13 flat 9, C#7b13b9
Music theory name: seventh flat thirteen flat nine chord
Common name: C# b13b9 chord
Notes and intervals in the C#b13b9 chord
| Note | Interval |
|---|---|
| C# | Root |
| E# | Major 3rd |
| G# | Perfect 5th |
| B | Minor 7th |
| D | Minor 9th |
| A | Minor 13th |
All variations
Open
2–2–1–2
Fret 4
4–5–5–5
Fret 7
7–9–7–8
Fret 10
10–11–10–12