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Bdim

Diminished · B – D – F

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hear it, browse voicings, or tap notes to name any chord

Guitar voicings

EADGBeBBF
x20401
EADGBeBBDF
x20431
EADGBeBFBDF
x23431
6frEADGBeBFBDFB
789767

Piano

C4BC5DFC6

About the Bdim chord

The Bdim chord (diminished) is made up of 3 notes — B is the root, D the minor third and F the diminished fifth. Both the third and the fifth are lowered, stacking two minor thirds for an unstable, edgy sound.

On guitar, Bdim chords are most often played in open position: x20401. Let the open D and B strings ring, and leave the low E string out. The diagrams above show 4 playable voicings in all.

Diminished triads are tense and unstable, often used as passing chords between stronger harmonies.

Open Bdim in the interactive finder →

Common questions

What notes are in the Bdim chord?
The Bdim chord contains the notes B, D and F.
How do you play Bdim on guitar?
A common open-position shape is x20401. The diagrams above show 4 playable voicings you can strum or hear.
What intervals make up the Bdim chord?
The Bdim chord is built from the root (B), a minor third (D) and a diminished fifth (F).

More than a chord chart

The chart above is just the start. Open Bdim in the finder to hear it on guitar and piano and browse every playable voicing side by side. Or switch to Name my chord — tap frets or keys and MobileChords identifies the chord you're playing, inversions and slash chords included.

Found in keys: vii° in C majorii° in A minor