A Diminished 7th Guitar Chord

RRootm3Minor 3rd♭5TritoneM6Major 6th
Explore Adim7 in ChordColor →

Voicing Positions (6)

×R♭5Rm3M6x 0 1 2 1 2
RR♭5Rm3M65 0 1 2 1 2
RRM6m3♭5R5 0 4 5 4 5
3RRM6m3♭55 0 4 5 4 8
6×RR♭5M6m3x 0 7 8 7 8
6×Rm3♭5M6m3x 0 10 8 7 8

Interval Colors

In ChordColor, every interval has a unique color. The colors follow the function of each note relative to the root — so they change when you switch chords.

R
Root
m2
Minor 2nd
M2
Major 2nd
m3
Minor 3rd
M3
Major 3rd
P4
Perfect 4th
♭5
Tritone
P5
Perfect 5th
m6
Minor 6th
M6
Major 6th
m7
Minor 7th
M7
Major 7th

A Diminished 7th Chord

The A Diminished 7th chord is built from the intervals: Root, Minor 3rd, Tritone, and Major 6th. It contains the notes A, C, D#, and F#. The added seventh gives this chord a richer, more complex sound.

Related Chords

Same root (A)

AAmA7Amaj7Am7AdimAaugAsus2

Same quality (Diminished 7th)

G# Diminished 7thA# Diminished 7thB Diminished 7thD Diminished 7thE Diminished 7th

See the music. Every interval has a color.

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