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C9♯11 chord

C Dominant 9th Sharp 11

C9#11 · Root

1C43E45G4b7Bb49D5#11F#5
1C435C59b7#11

Every chord tone stacked from the root up.

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Notes

C – E – G – B♭ – D – F♯

Formula

1 – 3 – 5 – b7 – 9 – #11

Practice Note

This Lydian-dominant color can function as V7 or as a sustained dominant sonority in jazz and fusion. The 5th is often left out of piano voicings; retain the 3rd, b7, and #11 for its characteristic tritone-and-color tension.

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About C9#11

The C9#11 chord sounds distinctive, with a dominant 9th sharp 11 character. Its notes are C, E, G, Bb, D, F#. This chord is commonly heard in jazz, and gospel music.

All C chords (61)

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