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A piano reference: chords, scales, theory. Full MIDI.

C♯ Major 11th

Notes: C♯ – E♯ – G♯ – B♯ – D♯ – F♯
Degrees: 1 – 3 – 5 – 7 – 9 – 11Also written: C♯maj11, C♯M11Raise F♯ to F♯♯ and it is C♯maj9♯11; lower B♯ to B and it is C♯11. C♯, D♯, E♯ and G♯ do not move.

The C♯ Major 11th chord is a six-note chord made up of C♯, E♯, G♯, B♯, D♯, and F♯.

C♯ Major 11th chord: C♯, E♯, G♯, B♯, D♯, F♯

It is built from a root, major third, perfect fifth, major seventh, major ninth, and perfect eleventh.

A major 9th plus the 11th: ethereal, requires voicing care to avoid clash with the major 3rd.

D♭ Major 11th
This is the same chord as D♭ Major 11th: the same keys on the keyboard, spelled with flats.

Construction

C♯ Major 11th = Root + Major 3rd + Perfect 5th + Major 7th + Major 2nd + Perfect 4th = C♯, E♯, G♯, B♯, D♯, F♯
NoteIntervalDegree
C♯Root1
E♯Major 3rd3
G♯Perfect 5th5
B♯Major 7th7
D♯Major 2nd9
F♯Perfect 4th11

C♯ Major 11th : Frequently Asked Questions

What is the C♯ Major 11th chord on piano?
The C♯ Major 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 C# Major 11th chord?
C# Major 11th is built from the C# root. Check the interactive keyboard above for exact notes and fingering.
How is the C# Major 11th chord used in music?
C# Major 11th appears in jazz, pop, and classical contexts. Its sound depends on the chord quality (Major 11th).
What is the fingering for C# Major 11th?
See the fingering chart above. Right hand typically uses thumb on root. Left hand uses pinky on root.
What are the inversions of C# Major 11th?
Use the inversion buttons above to see each inversion with notes, fingering, and staff notation.

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