Major Triad

The major triad is the most fundamental chord in Western music, built from the root, major third, and perfect fifth. It has a bright, stable, and resolved sound.

Symbol: M, maj, (none) Formula: 1-3-5 C Major Triad: C – E – G

Harmonic character: consonant

Choose a Root

C Major Triad G Major Triad D Major Triad A Major Triad E Major Triad B Major Triad F# Major Triad F Major Triad Bb Major Triad Eb Major Triad Ab Major Triad Db Major Triad

Interval Formula

Degree	Interval	Semitones from Root	Note (C Major Triad)
1	Root (1)	0	C
3	Major 3rd (3)	4	E
5	Perfect 5th (5)	7	G

Related Chords

minor augmented sus2 sus4 add9

Common Progressions

I-IV-V-I
I-V-vi-IV