Chords
Bb oM7
Bb · Db · Fb · A
Bb oM7 (BboM7) is a diminished chord of 4 notes: Bb · Db · Fb · A.
Bb oM7
Bb · Db · Fb · A
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Voicings on the piano
| Voicing | Notes | Play it on your instrument |
|---|---|---|
| Closed, root position | Bb3 · Db4 · Fb4 · A4 | |
| Open (drop 2) | Fb3 · Bb3 · Db4 · A4 | |
| Shell | Bb3 · Db4 · A4 | |
| Rootless | Db3 · Fb3 · A3 |
Tap a key or a fret to hear it.
Anatomy
Bb oM7 (BboM7) contains the notes Bb · Db · Fb · A, each with a role measured as an interval from the root.
Read on: how triads are built · seventh chords
Inversions
An inversion of Bb oM7 puts a chord tone other than Bb in the bass; the name after the slash is that bass note.
Where it lives
The keys and the scales Bb oM7 belongs to.
In which keys
Bb oM7 is diatonic to 1 key; the numeral is its degree and the label its harmonic function.
- D minorvi°M7Subdominant
Scales that contain it
Bb oM7 fits inside these scales, each built on Bb.
- Bb Lydian DiminishedBb · C · Db · E · F · G · A
- Bb Hungarian MinorBb · C · Db · E · F · Gb · A
- Bb Todi RagaBb · Cb · Db · E · F · Gb · A
- Bb Lydian #9Bb · C# · D · E · F · G · A
- Bb DiminishedBb · C · Db · Eb · Fb · Gb · G · A
- Bb Messiaen's Mode #3Bb · C · Db · D · E · F · Gb · Ab · A
- Bb Messiaen's Mode #7Bb · Cb · C · Db · Eb · E · F · Gb · G · A
Understanding the Bb oM7 chord
Names and symbols
BboM7 is the chord symbol for Bb oM7.
Common questions
- What notes are in the Bb oM7 chord?
- The Bb oM7 chord contains the notes Bb · Db · Fb · A: the root Bb with the intervals 1P, 3m, 5d, 7M stacked above it. Play them together for the chord or one after another for an arpeggio. The lowest note is normally Bb, but any chord tone can take the bass in an inversion.
- What intervals make up the Bb oM7 chord?
- Measured from Bb, the Bb oM7 chord stacks the intervals 1P, 3m, 5d, 7M. The quality of the third and of the seventh, if there is one, is what gives the chord its character; the rest of the notes colour it. Every interval in the formula links to its own page, with its sound.
- How do I play the Bb oM7 chord?
- On guitar the most common Bb oM7 shape is x12220, read from the lowest string to the highest; the instrument panel above shows several more with their fingerings. On piano play Bb3 · Db4 · Fb4 · A4 with the right hand, or move the root down into the left hand and keep the rest above it. Every shape on this page plays when you press it.