Bb diminished seventh

Symbols:Bbdim7, Bb°7, Bbo7
Notes:Bb, C#, E, G

Similar Chords

The following chords are similar to this chord and may be a suitable replacement in certain scenarios.

Chord TypeChords
altered dominant 7thF#7alt, D#7alt, C7alt, A7alt
diminishedGdim, Edim, C#dim, Bbdim
dominant 7thF#7, D#7, C7, A7
half-diminished 7thGm7(b5), Em7(b5), C#m7(b5), Bbm7(b5)
minor 6thGm6, Em6, C#m6, Bbm6

Member Scales

This chord can be found in the following scales.

ScaleRoots
Dorian b5G, E, C#, Bb
Harmonic MajorG#, F, D, B
Harmonic MinorG#, F, D, B
Locrian bb7G, E, C#, Bb
Lydian Augmented #2G, E, C#, Bb
Lydian b3G, E, C#, Bb
Mixolydian b2A, F#, D#, C
Phrygian b4A, F#, D#, C

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