B♭ Major 6
Also known as A♯ Major 6
Same keys, different spelling.
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Listen plays the chord. Play Along lights up each note in order so you can follow.
B♭6
B♭ – D – F – G
Formula:Root - Major 3rd - Perfect 5th - Major 6th
Intervals:1-3-5-6
Scale Degrees:1-3-5-6
Introduction
The B♭ Major 6 chord is a four-note chord made up of B♭, D, F, and G.
Notes
B♭ Major 6 Inversions
| Position | Notes |
|---|---|
| Root Position | B♭ – D – F – G |
| 1st Inversion | D – F – G – B♭ |
| 2nd Inversion | F – G – B♭ – D |
| 3rd Inversion | B♭ – D – F – G |
Key Signature
The key of Bb Major 6 has 2 flats.
B♭E♭
Order of flats
Flats are added in a fixed order — the reverse of the sharp order. Each new flat key adds the next flat on the list.
B♭E♭A♭D♭G♭C♭F♭
Mnemonic: Battle Ends And Down Goes Charles’ Father
Chords in the Key of B♭ Major
These are the diatonic triads built on each degree of the B♭ major scale:
C
D
E
F
G
A
B
C
D
E
F
G
A
B
I — B♭ Major (major)
Theory: Intervals
Formula: Root - Major 3rd - Perfect 5th - Major 6th
Intervals: 1-3-5-6
The B♭ Major 6 is built by stacking intervals from the root note. The formula Root - Major 3rd - Perfect 5th - Major 6th describes the scale degrees used. The intervals 1-3-5-6 show the distance between each note in the chord.
B♭ Major 6 — Frequently Asked Questions
What notes are in the Bb Major 6 chord?
Bb6 contains: Bb, D, F, G. Major triad with major sixth.
How does Bb6 differ from Bbmaj7?
Bb6 has G (sixth). Bbmaj7 has A (seventh).
How does Bb6 differ from Gm7?
Same notes, different root.
How is Bb6 used?
Vintage jazz, swing, big band. Bb is a standard jazz and brass key.
What songs use Major 6th?
Swing, big band.
Can I substitute Bb6 for Bb Major?
Yes.
Practice Tips
- Play Bb Major then add G.
- Bb6 and Gm7 same notes.
- Standard jazz key.
- Vintage big band tonic.
- Compare with Bbmaj7.
- Warm, sweet sound.
Related Tools
Chord FinderLook up any chord — see the notes, hear it, and play along.Chord DrillTimed drills to build speed and recognition across all chord types.Practice RoomPlug in a MIDI keyboard and get real-time feedback on every chord and scale.Circle of FifthsVisualize key relationships, relative minors, and key signatures.MIDI MonitorLive MIDI message stream with note names, velocity, and a scrolling staff.