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Chord
Major
Minor
Diminished
Augmented
Major 7
Minor 7
Dominant 7
Half-diminished 7
Minor-major 7
Augmented major 7
Diminished 7
Root
C
B♯
C♯
D♭
D
E♭
D♯
E
F♭
F
E♯
F♯
G♭
G
A♭
G♯
A
B♭
A♯
B
C♭
Extensions:
♭9
9
♯9
11
♯11
♭13
13
C♯maj7
Major triad with an added major seventh. Lush and jazzy.
7
B♯
3
E♯
7
B♯
3
E♯
1
C♯
5
G♯
1
C♯
5
G♯
Notes
1
C♯
3
E♯
5
G♯
7
B♯
Scales containing this chord
Major
C♯
1
G♯
4
Natural Minor
F
♭6
A♯
♭3
Harmonic Minor
F
♭6