♪
Nocturne
Scales
Chords
Practice
Ear
MIDI
← All chords
Chord
A
dim
Diminished
▶ Play chord
Arpeggio
A
C
D#
Notes
A
C
D#
Intervals
0
— Unison
3
— Minor 3rd
6
— Tritone
Formula
R +3 +6
Category: triad