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C♭ Minor 11th

Notes: C♭ - E♭♭ - G♭ - B♭♭ - D♭ - F♭ | Degrees: 1 - ♭3 - 5 - ♭7 - 9 - 11 | Written: C♭m11, C♭min11

Construction: Root, Minor 3rd, Perfect 5th, Minor 7th, Major 9th, Perfect 11th

It is a minor 9th chord with an added perfect 11th, giving it a dark and expansive character commonly used in jazz, funk, and soul

Construction

C♭ Minor 11th = Root + Minor 3rd + Perfect 5th + Minor 7th + Major 2nd + Perfect 4th = C♭, E♭♭, G♭, B♭♭, D♭, F♭
NoteIntervalDegree
C♭Root1
E♭♭Minor 3rd♭3
G♭Perfect 5th5
B♭♭Minor 7th♭7
D♭Major 2nd9
F♭Perfect 4th11

Key Signature

A chord has no key signature of its own, but the C♭ Minor 11th is the tonic (i) chord of C♭ Minor, which shares the signature of its relative major, D Major: 2 sharps (F♯, C♯).

F♯C♯

Order of sharps

Sharps are added to a key signature in a fixed order. Each new sharp key adds the next sharp on the list.

FCGDAEB

Mnemonic: Father Charles Goes Down And Ends Battle

Chords in the Key of C♭ Minor

These are the triads built on each degree of C♭ Minor:

C1C2C3C4C♭C5E♭♭C6C7C8G♭
iC♭ Minor (minor)
DegreeNumeralChordQuality
1iC♭ MinorMinor
2ii°D♭ DiminishedDiminished
3IIIE♭♭ MajorMajor
4ivF♭ MinorMinor
5vG♭ MinorMinor
6VIA♭♭ MajorMajor
7VIIB♭♭ MajorMajor

Scales That Include the C♭ Minor 11th

Same Notes, Other Names

The notes C♭ – E♭♭ – G♭ – B♭♭ – D♭ – F♭ aren’t exclusive to this chord. Depending on which note is the bass and how the chord functions, the same pitches also spell:

C♭ Minor 11th : Frequently Asked Questions

What is the C♭ Minor 11th chord on piano?
The C♭ Minor 11th chord contains the notes C♭ – E♭♭ – G♭ – B♭♭ – D♭ – F♭. On piano, play these notes together to sound the chord.
What notes are in the Cb Minor 11th chord?
Cbm11 is the enharmonic equivalent of Bm11. Contains: Cb, Ebb, Gb, Bbb, Db, Fb (enharmonically B, D, F#, A, C#, E).
How does Cbm11 differ from Cb11?
Cbm11 has minor third. Cb11 has major third.
How is Cbm11 used in music?
Enharmonic equivalent of Bm11. Musicians use Bm11 in practice.
What songs use Minor 11th chords?
Neo-soul, modern jazz. Sound identical regardless of spelling.
How does Cbm11 differ from Cbm9?
Adds the eleventh for warmth.
Do I need to play all six notes?
Drop the fifth for practical voicing.

References and further reading

The visible claims on this chord page are grounded in these verified sources.

  1. 1. Percy Goetschius (1889)

    The Material Used in Musical Composition

    Public domain treatise
  2. 2. Ebenezer Prout (1889)

    Harmony: Its Theory and Practice

    Public domain treatise
  3. 3. Hugo Riemann (1896)

    Harmony Simplified (English translation)

    Public domain treatise
  4. 4. piano.org

    piano.org chord note dataset: 43 chord types × 18 keys, derived from interval construction rules

    Primary data