D Major Scale

Scale steps
W = 2 semitones H = 1 semitone
D2WE2WF1HG2WA2WB2WC1HD
Step Pattern: W–W–H–W–W–W–H (2–2–1–2–2–2–1 semitones)
On the keyboard
DEGABDEGABCFCF

Diatonic triads

Degree
Build the chord · root–3rd–5th

ROOTTAKESKIP

Chord semitone gaps
Ukulele G-C-E-A
I
DEFGA
D major

D · F · A

4 + 3 semitones
ADFA
123
2220
xDFA
12
x220 · ALT
ii
EFGAB
Em minor

E · G · B

3 + 4 semitones
GEEB
21
0402
GEGB
321
0432 · ALT
iii
FGABC
Fm minor

F · A · C

3 + 4 semitones
ACFA
213
2120
ACFC
2134
2124 · ALT
IV
GABCD
G major

G · B · D

4 + 3 semitones
GDGB
132
0232
BDGB
4132
4232 · ALT
V
ABCDE
A major

A · C · E

4 + 3 semitones
ACEA
21
2100
AEEC
123
2404 · ALT
vi
BCDEF
Bm minor

B · D · F

3 + 4 semitones
BDFB
4123
4222
xDFB
123
x222 · ALT
vii°
CDEFG
Cdim diminished

C · E · G

3 + 3 semitones
GEEC
12
0404
GEGC
213
0434 · ALT