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C♭m6 Chord: Guitar, Piano and Notes

The C♭m6 chord is a minor sixth chord built on the root note C♭. Its notes are C♭, E𝄫, G♭ and A♭. It's enharmonically the same chord as Bm6.

Transpose
Quality
Short answer

Minor sixth chords are darker than a plain minor triad but never sour. A major sixth sitting over a minor third gives them a wistful, cinematic quality that turns up in bossa nova, French chanson and film noir scores.

Notes
C♭ · E𝄫 · G♭ · A♭
Formula
1 · ♭3 · 5 · 6
Semitones
0 · 3 · 7 · 9
Note
C♭
Quality
Minor 6
Symbol
C♭m6

C♭m6 on piano

4 notes
View:
Piano diagram of the C♭m6 chord

Switch to the interactive diagram to hear the chord, change voicing and swap finger numbers for note names.

To play C♭m6 on piano, place your right hand with your thumb on C♭, index finger on E𝄫, middle finger on G♭ and little finger on A♭. Press the keys together and listen for an even sound. On the keyboard G♭ and A♭ are black keys and C♭ and E𝄫 are white, the keys you'd normally call B and D. Practice moving in and out of the chord slowly, then bring in a metronome.

  • C♭1
  • E𝄫♭3
  • G♭5
  • A♭6

C♭m6 on guitar

View:
Guitar chord diagram of the C♭m6 chord

Switch to the interactive diagram to hear the chord, change voicing and swap finger numbers for note names.

On guitar, C♭m6 is commonly played with the voicing shown above. The fretted notes sit between frets 1 and 2. Strings 4 and 2 ring open. Don't play string 6.

C♭ · E𝄫 · G♭ · A♭

Try C♭m6 on the virtual piano

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C♭m6 chord notes

Also known as Bm6

DegreeIntervalSemitonesNoteHear
1Root0C♭(Cb)
♭3Minor third3E𝄫(Ebb)
5Perfect fifth7G♭(Gb)
6Major sixth9A♭(Ab)

How to use the C♭m6 chord

The C♭m6 chord is built from a root, a minor third, a perfect fifth and a major sixth. Start at the root C♭ and stack the intervals to get the whole chord: C♭, E𝄫, G♭ and A♭. The same formula gives you the chord in any other key.

Minor sixth chords act as the iv chord in a major key or as the tonic of a Dorian passage, and they are a staple of jazz turnarounds. They also make a striking substitute for a plain minor chord at a cadence.

How C♭m6 differs from similar chords

C♭m6 adds a major sixth to C♭m, where C♭m7 adds a minor seventh a half step higher. That major sixth forms a tritone with the minor third, which gives the chord its bittersweet tension. The same four notes spell the half-diminished chord built on its sixth.

Where C♭m6 is used

No progression is shown for this spelling

Every key C♭m6 would have a function in has a tonic that needs a double accidental, which is not a key this library teaches. The enharmonic spelling carries the same chord in a key that exists.

Questions people ask

What notes are in the C♭m6 chord?
The C♭m6 chord contains C♭, E𝄫, G♭ and A♭ (Cb, Ebb, Gb and Ab in plain text).
Is the C♭m6 chord major or minor?
C♭m6 is a minor sixth chord. Minor sixth chords are darker than a plain minor triad but never sour. A major sixth sitting over a minor third gives them a wistful, cinematic quality that turns up in bossa nova, French chanson and film noir scores.
How do you play C♭m6 on piano?
Place your fingers on C♭, E𝄫, G♭ and A♭ and play them together. The root usually goes to the little finger of the left hand, the upper notes to the right. On the keyboard G♭ and A♭ are black keys and C♭ and E𝄫 are white, the keys you'd normally call B and D.
How do you play C♭m6 on guitar?
Use the fingering in the diagram above. The fretted notes sit between frets 1 and 2. Strings 4 and 2 ring open. Don't play string 6.
What is another name for the C♭m6 chord?
C♭m6 is enharmonically equivalent to Bm6. Both chord names describe exactly the same notes, but the spelling depends on the key you are playing in.