A Dominant 7th Guitar Chord

RRootM3Major 3rdP5Perfect 5thm7Minor 7th
Explore A7 in ChordColor →

Voicing Positions (6)

×RP5m7M3P5x 0 2 0 2 0
4RP5m7M3P5R5 7 5 6 5 5
RRP5m7M3P55 0 2 0 2 0
RM3m7m7P5P55 4 5 0 5 0
5×RRM3m7P5x 0 7 6 8 0
7×RM3m7m7P5x 0 11 0 8 0

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 Dominant 7th Chord

The A Dominant 7th chord is built from the intervals: Root, Major 3rd, Perfect 5th, and Minor 7th. It contains the notes A, C#, E, and G. The added seventh gives this chord a richer, more complex sound.

Related Chords

Same root (A)

AAmAmaj7Am7AdimAaugAsus2Asus4

Same quality (Dominant 7th)

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

See the music. Every interval has a color.

Open ChordColor →