Ukulele chord · Triads

B♭ diminished chord on ukulele

3B♭1D♭F♭2B♭

3101 · Open position
All 6 shapes, tab & fingering ↓

6 ways to play B♭dim on ukulele, with finger positions, tabs and step-by-step instructions.

Tense and unstable — it usually wants to resolve up by a half step.

B♭dim is the vii° chord in B major. In minor keys: ii° in G♯ minor.

Spell as A♯dim
Notes
B♭D♭F♭
Formula
1♭3♭5
Built from
root · minor 3rd · diminished 5th

Ukulele

Standard G C E A tuning · 6 voicings · G string on the left

3B♭1D♭F♭2B♭

How to play it · Open position

  1. 4th string (G): 3rd fret, ring finger (3) B♭
  2. 3rd string (C): 1st fret, index finger (1) D♭
  3. 2nd string (E): play open F♭
  4. 1st string (A): 1st fret, middle finger (2) B♭

Tablature

A|--1---|
E|--0---|
C|--1---|
G|--3---|

Top line is the A string. x = don’t play, 0 = open string.

Every B♭dim note on the ukulele neck

Bright dots are the selected voicing — the rest are other places you can find the same chord tones.

GCEA123456789101112R♭3♭5♭3♭5R♭5R♭3♭5R♭3♭5

Tips for playing B♭dim on ukulele

On ukulele the usual B♭dim shape is 3101, using three fingers.

Notice the F♭ in B♭dim (B♭ D♭ F♭): each note of the chord takes its own letter (B–D–F), so the diminished 5th has to be written F♭ rather than E — the same key on a piano, spelled to fit the chord.

B♭dim ukulele chord diagram (B♭ diminished)
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