Chords in C major

C · Dm · Em · F · G · Am · Bdim

I ii iii IV V vi vii° · key signature none · scale C D E F G A B

C — major chord on degree 1 · inversions and fingering

Chord table for C major

Degree	Triad	Notes	7th chord	Function
I	C	C – E – G	Cmaj7	tonic
ii	Dm	D – F – A	Dm7	predominant
iii	Em	E – G – B	Em7	tonic substitute
IV	F	F – A – C	Fmaj7	predominant
V	G	G – B – D	G7	dominant
vi	Am	A – C – E	Am7	tonic substitute
vii°	Bdim	B – D – F	Bm7♭5	dominant (leading tone)

C – G – Am – F I–V–vi–IV · Pop / "Axis"
Open in generator
C – Am – F – G I–vi–IV–V · 50s doo-wop
Open in generator
Am – F – C – G vi–IV–I–V · Sad pop
Open in generator
Dm – G – C – C ii–V–I–I · Jazz ii–V–I
Open in generator
C – F – G – C I–IV–V–I · Three-chord
Open in generator
C – G – Am – Em – F – C – F – G I–V–vi–iii–IV–I–IV–V · Pachelbel
Open in generator
C – B♭ – F – C I–♭VII–IV–I · Mixolydian rock
Open in generator

Relative minor: A minor (same notes). Parallel minor: C minor (same tonic). See the C major scale on piano or its place on the circle of fifths.

What chords are in the key of C major?

The seven diatonic chords of C major are C (I), Dm (ii), Em (iii), F (IV), G (V), Am (vi), Bdim (vii°).

What are the 7th chords in C major?

Cmaj7 (Imaj7), Dm7 (ii7), Em7 (iii7), Fmaj7 (IVmaj7), G7 (V7), Am7 (vi7), Bm7♭5 (viiø7).

What are the three main chords in C major?

The primary chords are C (I), F (IV) and G (V). Together they contain every note of the scale.

How many sharps or flats does C major have?

None — it uses only the white keys.

What is the relative minor of C major?

A minor, which uses the same notes and key signature.