C#m7♭5 chord on 5-String Bass – Low Bb
in Low Bb (A#-D#-G#-C#-F#) tuning
C#m7♭5
Half-Diminished
Notes:C# · E · G · B
Piano Left hand Right hand
Fingerings (16)
C#m7♭5 shapes as text
| Shape | Frets | Fingers | Notes | Difficulty |
|---|---|---|---|---|
| 3 1 3 3 1 | 2 1 3 4 1 | C# E B E G | medium · barre on fret 1 | |
| 3 4 3 3 x | 1 2 1 1 – | C# G B E x | easy · barre on fret 3 | |
| 6 4 5 0 5 | 4 1 2 – 3 | E G C# C# B | medium | |
| 6 8 5 6 5 | 2 4 1 3 1 | E B C# G B | medium · barre on fret 5 | |
| 6 8 8 6 7 | 1 3 4 1 2 | E B E G C# | medium · barre on fret 6 | |
| 9 8 8 0 7 | 4 2 3 – 1 | G B E C# C# | medium | |
| 9 8 8 0 x | 3 1 2 – – | G B E C# x | easy | |
| 9 10 x 10 10 | 1 2 – 3 4 | G C# x B E | hard | |
| x 10 11 10 10 | – 1 2 1 1 | x C# G B E | easy · barre on fret 10 | |
| 3 1 3 0 1 | 3 1 4 – 2 | C# E B C# G | medium | |
| 3 4 3 3 5 | 1 2 1 1 3 | C# G B E B | medium · barre on fret 3 | |
| 6 4 8 0 5 | 3 1 4 – 2 | E G E C# B | hard | |
| 6 x 5 6 5 | 2 – 1 3 1 | E x C# G B | easy · barre on fret 5 | |
| x 8 8 6 7 | – 3 4 1 2 | x B E G C# | medium | |
| 9 8 8 x 7 | 4 2 3 – 1 | G B E x C# | hard | |
| 9 8 8 0 10 | 3 1 2 – 4 | G B E C# E | medium |
The C#m7♭5 chord (Half-Diminished) is built from the notes C#, E, G, B. Below are playable fingerings for 5-String Bass – Low Bb 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.