C#m7♭5 chord on 4-String Bass – Drop C
in Drop C (C-G-C-F) tuning
C#m7♭5
Half-Diminished
Notes:C# · E · G · B
Piano Left hand Right hand
Fingerings (8)
C#m7♭5 shapes as text
| Shape | Frets | Fingers | Notes | Difficulty |
|---|---|---|---|---|
| 1 4 4 2 | 1 3 4 2 | C# B E G | medium | |
| 4 6 7 6 | 1 2 4 3 | E C# G B | medium | |
| 7 9 11 8 | 1 3 4 2 | G E B C# | hard | |
| 4 4 1 2 | 3 4 1 2 | E B C# G | medium | |
| 7 6 4 6 | 4 2 1 3 | G C# E B | medium | |
| 11 9 7 8 | 4 3 1 2 | B E G C# | hard | |
| 4 4 7 8 | 1 2 3 4 | E B G C# | hard | |
| 7 4 4 8 | 3 1 2 4 | G B E C# | hard |
The C#m7♭5 chord (Half-Diminished) is built from the notes C#, E, G, B. Below are playable fingerings for 4-String Bass – Drop C generated for your selected tuning, ordered from open-position shapes up the neck. Tap a diagram to hear it, or switch to the piano view to see the same harmony on keys.
How the C#m7♭5 chord is built
Formula: 1 · ♭3 · ♭5 · ♭7
| Degree | Semitones | Note |
|---|---|---|
| 1 | 0 | C# |
| ♭3 | 3 | E |
| ♭5 | 6 | G |
| ♭7 | 10 | B |
More C# chords
Other roots
See C#m7♭5 in another tuning
What notes make up the C#m7♭5 chord?
C#m7♭5 is a Half-Diminished chord built from the notes C#, E, G, B.
How do I read the diagram?
Strings run left to right from the lowest to the first string; the numbers show which finger presses each fret. An ○ marks an open string, an ✕ marks a muted one.