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C♭ Major 6

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C♭6
C♭ – E♭ – G♭ – A♭
Formula:Root - Major 3rd - Perfect 5th - Major 6th
Intervals:1-3-5-6
Scale Degrees:1-3-5-6

Introduction

Cb Major 6 piano chord, root position — Cb, Eb, Gb, Ab
The Cb Major 6 chord in root position on a piano keyboard, notes Cb, Eb, Gb, Ab.

The C♭ Major 6 chord is a four-note chord made up of C♭, E♭, G♭, and A♭.

Notes

Notes:C♭ – E♭ – G♭ – A♭

C♭ Major 6 Inversions

Cb Major 6 piano chord, 1st inversion — Cb, Eb, Gb, Ab
The Cb Major 6 chord, 1st inversion, on a piano keyboard.
Cb Major 6 piano chord, 2nd inversion — Cb, Gb, Ab, Eb
The Cb Major 6 chord, 2nd inversion, on a piano keyboard.
Cb Major 6 piano chord, 3rd inversion — Cb, Ab, Eb, Gb
The Cb Major 6 chord, 3rd inversion, on a piano keyboard.
PositionNotes
Root PositionC♭ – E♭ – G♭ – A♭
1st InversionE♭ – G♭ – A♭ – C♭
2nd InversionG♭ – A♭ – C♭ – E♭
3rd InversionC♭ – E♭ – G♭ – A♭

Key Signature

The key of Cb Major 6 has 7 flats.

B♭E♭A♭D♭G♭C♭F♭

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 C♭ Major

These are the diatonic triads built on each degree of the C♭ major scale:

C
D
E
F
G
A
B
C
D
E
F
G
A
B
I — B Major (major)
DegreeNumeralChordQuality
1IB MajorMajor
2iiD♭ MinorMinor
3iiiE♭ MinorMinor
4IVE MajorMajor
5VG♭ MajorMajor
6viA♭ MinorMinor
7vii°B♭ DiminishedDiminished

Theory: Intervals

Formula: Root - Major 3rd - Perfect 5th - Major 6th
Intervals: 1-3-5-6

The C♭ 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.

C♭ Major 6 — Frequently Asked Questions

What notes are in the Cb Major 6 chord?
Cb6 is enharmonic equivalent of B6. Same notes.
How does Cb6 differ from Cbmaj7?
Cb6 has sixth, Cbmaj7 has seventh.
How is Cb6 used?
Musicians use B6 in practice.
What songs use Major 6th?
Sound identical regardless of spelling.
How does Cb6 differ from Abm7?
Same notes enharmonically, different root.
Can I substitute?
Yes — use B6.

Practice Tips

  • Cb6 and B6 enharmonic.
  • Translate to B6.
  • Keyboard notes identical.
  • Vintage jazz sound.
  • Understanding both builds fluency.
  • Compare with Cbmaj7.

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