B♭ Natural Minor Scale

Scale steps
W = 2 semitones H = 1 semitone
B♭2WC1HD♭2WE♭2WF1HG♭2WA♭2WB♭
Step Pattern: W–H–W–W–H–W–W (2–1–2–2–1–2–2 semitones)
On the keyboard
CFCFCD♭E♭G♭A♭B♭D♭E♭G♭A♭B♭

Diatonic triads

Degree
Build the chord · root–3rd–5th

ROOTTAKESKIP

Chord semitone gaps
Ukulele G-C-E-A
i
B♭CD♭E♭F
B♭m minor

B♭ · D♭ · F

3 + 4 semitones
B♭D♭FB♭
4123
3111
B♭D♭FD♭
3124
3114 · ALT
ii°
CD♭E♭FG♭
Cdim diminished

C · E♭ · G♭

3 + 3 semitones
xE♭G♭C
213
x323
III
D♭E♭FG♭A♭
D♭ major

D♭ · F · A♭

4 + 3 semitones
A♭D♭FD♭
1234
1114
A♭D♭Fx
123
111x · ALT
iv
E♭FG♭A♭B♭
E♭m minor

E♭ · G♭ · B♭

3 + 4 semitones
B♭E♭G♭B♭
3421
3321
B♭E♭G♭x
231
332x · ALT
v
FG♭A♭B♭C
Fm minor

F · A♭ · C

3 + 4 semitones
A♭CFC
123
1013
A♭CFx
12
101x · ALT
VI
G♭A♭B♭CD♭
G♭ major

G♭ · B♭ · D♭

4 + 3 semitones
B♭D♭G♭B♭
4132
3121
B♭D♭G♭D♭
3124
3124 · ALT
VII
A♭B♭CD♭E♭
A♭ major

A♭ · C · E♭

4 + 3 semitones
A♭E♭A♭C
1243
1343
A♭E♭xC
123
13x3 · ALT