About the D chord
D is a D major chord built from D, F#, A. Bright and stable: the foundation of most songs. Open, happy, and resolved.
Root
D
Quality
Major
Chord tones
D F# A
Shapes
3 · intermediate
Notes & intervals
Every major chord stacks the same intervals on its root. In D, that gives you:
D
root1
Home base. The root names the chord, and every other note is measured from it.
F#
major third3
The major third is the smile in the chord: this note makes it sound happy.
A
perfect fifth5
The fifth adds weight and strength behind the root.
D appears naturally in the keys of D major, G major, A major.
Used in genres
Major chords show up all over the progression catalog, most of all in these styles:
Character & mood
BrightBright and stable: the foundation of most songs. Open, happy, and resolved.