← All chords
Guitar chord
C♯m7♭5 Chord
C♯m7♭5 is a half-diminished chord rooted on C♯. A minor 7th with the fifth flattened too. Dark and unresolved — most often the ii chord in a minor key.
The notes
Every C♯m7♭5 chord anywhere on the neck is some arrangement of these 4 notes.
C♯1
E♭3
G♭5
B♭7
How to play it
2 shapes, low on the neck to high. Tap any diagram to hear it. Green marks the root.