C#m7b5 Ukulele Chord
A key chord of minor jazz. Naturally occurs as the II degree in minor keys (in ii–V–i progressions). Less tense than the fully diminished seventh chord.
Strings
0–1–0–2
Notation for C#m7b5 chord
Other names: C# minor 7th flat 5, C# half-diminished, C#ø7, C# m7♭5
Music theory name: half-diminished seventh chord
Common name: C# half-diminished chord
Intervals and tones in C#m7b5 chord
| Note | Interval |
|---|---|
| C# | Root |
| E | Minor 3rd |
| G | Diminished 5th |
| H | Minor 7th |
All Variations
Open
0–1–0–2
Open
4–4–3–4
Fret 6
6–7–7–7
Fret 9
9–11–9–10