Chord · 6ths & Adds

B♭m6/9/11 — B♭ Minor 6/9 / 11th

B♭m6/9/11 is the B♭ minor 6/9 / 11th chord. It is built on the root B♭ with minor 3rd (D♭), perfect 5th (F), major 6th (G), major 9th (C) and perfect 11th (E♭) above it — the formula 1 ♭3 5 6 9 11, sounding the notes B♭ D♭ F G C E♭. On the piano it sits at Bb (octave 3) and above in the library's voicing; the same 6 notes in any octave are still B♭m6/9/11.

Root
B♭
Quality
Minor 6/9 / 11th
Formula
1 ♭3 5 6 9 11
Notes
B♭ D♭ F G C E♭

On the keyboard

B♭m6/9/11 on the piano keyboard: B♭ D♭ F G C E♭B♭D♭FGCE♭

The notes of B♭m6/9/11

DegreeNoteInterval from the rootPitch
1B♭rootB♭3
♭3D♭minor 3rdD♭4
5Fperfect 5thF4
6Gmajor 6thG4
9Cmajor 9thC5
11E♭perfect 11thE♭5

Other 6ths & adds on B♭

B♭6B♭m6B♭6/9B♭m6/9B♭add2B♭add4B♭add9B♭add11B♭add♯11B♭6sus4B♭m(add9)B♭m(add11)B♭6/9♯11B♭add9♯11B♭m6/7B♭m6/9/7B♭m6/11B♭m6♯11B♭m6/9♯11

Minor 6/9 / 11th chords on every root

Cm6/9/11C♯m6/9/11Dm6/9/11E♭m6/9/11Em6/9/11Fm6/9/11F♯m6/9/11Gm6/9/11G♯m6/9/11Am6/9/11Bm6/9/11

Part of the chord reference. See also the scales and the keys.