D7 (dominant seventh)

4-note dominant 7th on DD, F♯, A, C.

Press to hear the chord strummed low to high.

Major triad with a flat seventh — the engine of the blues and the chord that most wants to resolve.

The notes

Pitches taken from the first fingering below — click any note to open its frequency page.

Interval formula

DegreeNoteWhat it is
1Droot
3F♯major third
5Aperfect fifth
♭7Cflat seventh (dominant)

The formula reads in semitones above the root (D): 1, 3, 5, ♭7. A voicing may leave a tone out — often the fifth — but never adds one from outside this set.

Guitar fingerings · 4

213
open position
3fr3241
from fret 3
5fr113141
from fret 5
10fr131211
from fret 10

Ukulele fingerings · 4

2
open position
5fr1211
from fret 5
7fr1324
from fret 7
10fr2314
from fret 10

Read a diagram top-down: the thick bar is the nut, dots are where to press (the number is which finger), means play the open string, means don't play it. A bar across strings is a barre.

Other D chords

7 (dominant seventh) chords on every root