Guitar · Half-diminished chord

Cm7b5 Half-diminished

Key: C# Major
Easy

Cm7b5 is the C half-diminished chord on guitar, made of the notes C · D# · F# · A#.

Position 1 of 3Main

Notes

C
D#
F#
A#

Structure

1
♭3
♭5
♭7

Sound: Half-diminished (m7♭5); Dark, jazzy
Harmonic function: Dominant; Creates tension that resolves to the tonic.

Harmonic field of C# Major

Degree	Chord	Function
I	C#	Tonic
ii	D#m	Subdominant
iii	Fm	Tonic relative
IV	F#	Subdominant
V	G#	Dominant
vi	A#m	Tonic relative
vii°	Cdim	Dominant

How to play

1Place your index finger on fret 3 of string 5.
2Place your middle finger on fret 3 of string 3.
3Place your ring finger on fret 4 of string 4.
4Place your pinky on fret 4 of string 2.
5Don't play strings 6, 1.
6Strum from string 5 down.