D major

D major
${ \magnifyStaff #3/2 \omit Score.TimeSignature \key d \major s16 \clef F \key d \major s^"" }$
Relative key	B minor
Parallel key	D minor
Dominant key	A major
Subdominant	G major
Component pitches
	D, E, F♯, G, A, B, C♯

D major is a major scale based on D, consisting of the pitches D, E, F♯, G, A, B, and C♯. Its key signature has two sharps. The D major scale is:

$\header { tagline = ##f } scale = \relative c' { \key d \major \omit Score.TimeSignature d e fis g a b cis d cis b a g fis e d2 \clef F \key d \major } \score { { << \cadenzaOn \scale \context NoteNames \scale >> } \layout { } \midi { } }$

Its relative minor is B minor and its parallel minor is D minor. The key of D major is also popular in heavy metal music, as its tonic is the highest note on a standard-tuned guitar.^{[citation needed]}