C#m7b5 chord on ukulele

C Sharp Half-Diminished, also written Dbm7b5. Notes: C#, E, G and B.

C#m7b5 ukulele chord diagram, open position1C#R2Bb7GC#EB
Open position · Easy

How to play C#m7b5

  1. Put your index finger on the 3rd (C) string at fret 1 (C#).
  2. Put your middle finger on the 1st (A) string at fret 2 (B).
  3. Let the open G and E strings ring.
  4. Strum all four strings.
Lowest note: GStrings played: 4 of 4Other voicings: 3 below

All 4 ways to play C#m7b5

Easiest first. Tap play to hear each one.
C#m7b5 ukulele chord, open position1C#R2Bb7GC#EB

Open position

Easy
C#m7b5 ukulele chord, fret 3 position2Bb73Eb31Gb54C#RBEGC#

Fret 3 position

Easy
C#m7b5 ukulele chord, fret 6 position6fr1C#R2Gb53Bb74Eb3C#GBE

Fret 6 position

Medium
C#m7b5 ukulele chord, barre at fret 99fr1Eb33Bb71C#R2Gb5EBC#G

Barre at fret 9

Hard

Notes and theory

C#root
Eb3 · minor third
Gb5 · diminished fifth
Bb7 · minor seventh

The half-diminished chord (minor seventh flat five) is the ii chord of a minor key and a key part of minor ii-V-i progressions in jazz. The formula is 1 b3 b5 b7, and you will also see it written as C#ø and C#m7(b5).

Keys that use C#m7b5

More C# chords

All C# ukulele chords

half-diminished chords in every key

Questions

What notes are in the C#m7b5 chord?

C#m7b5 (C sharp half-diminished) is made of four notes: C# (root), E (minor third), G (diminished fifth) and B (minor seventh).

How do you play C#m7b5 on ukulele?

The easiest C#m7b5 is the "open position" shape. Put your index finger on the 3rd (C) string at fret 1 (C#). Put your middle finger on the 1st (A) string at fret 2 (B). Let the open G and E strings ring.

Is C#m7b5 hard to play on ukulele?

No. The easiest version is rated easy and uses 2 fretted notes plus open strings.

What key is C#m7b5 in?

C#m7b5 belongs to 2 keys: D major (as the vii°ø7 chord) and B minor (as the ii°ø7 chord).

What does a half-diminished chord sound like?

The half-diminished chord (minor seventh flat five) is the ii chord of a minor key and a key part of minor ii-V-i progressions in jazz.