Hear the Chord

C major chord (C)

C is C, E and G: 1–3–5 built on C. Here it is on guitar, piano and ukulele. Tap Play on any of them.

On guitar

×3C2EG1CE

x-3-2-0-1-0 · open · easy

Notes
C · E · G
Formula
1 · 3 · 5
First shape
x-3-2-0-1-0
CEG

C on guitar: every shape, finger by finger

On piano

C1E3G5

root position · C–E–G · right hand 1-3-5

Notes
C · E · G
Formula
1 · 3 · 5

C on piano: fingering and inversions

On ukulele

GCE1C

0-0-0-3 · open · easy

Notes
C · E · G
Formula
1 · 3 · 5
First shape
0-0-0-3
CEG

C on ukulele: all shapes

Where C usually goes next

Three changes cover most of what C does in songs.

Guitar with a capo: capo 3, A shape; capo 5, G shape. Ukulele with a capo: capo 2, B♭ shape; capo 3, A shape; capo 5, G shape; capo 7, F shape.

How C is built

A major chord sounds finished and open. C is the "home" chord of C major and turns up as a bright IV or V in the neighboring keys.

Count keys (black and white) from C: 4 half steps up to E then 3 half steps up to G.

NoteRoleHalf stepsHear it
Croot0
Emajor third4
Gperfect fifth7

Keys and progressions with C

C belongs to 7 keys: I in C major, IV in G major, V in F major, III in A minor, V in F minor (borrowing the raised 7th), VI in E minor and VII in D minor.

Play I–V–vi–IV in C major and you get C – G – Am – F. the pop progression

C – F – G – C: that's I–IV–V in the key of C major. the three-chord progression

In C major, I–vi–IV–V is C – Am – F – G. the 50s progression

vi–IV–I–V in C major runs Am – F – C – G. the minor-feel pop loop

Chords close to C

Chords that share most of their notes with C: C7, Cmaj7, Cadd9, C6, Am7, C9.

Every C chord

C major chord: questions

What notes are in the C major chord?

C, E and G. C is built 1–3–5 from C: E is the major third and G is the perfect fifth.

How do you play C on guitar?

The usual shape is x-3-2-0-1-0 (open). All 4 guitar shapes.

How do you play C on piano?

Play C, E and G with right-hand fingers 1-3-5. C sits just left of the pair of black keys. Inversions and left hand.

How do you play C on ukulele?

0-0-0-3 in standard GCEA tuning. More ukulele shapes.

What key is C in?

C belongs to 7 keys: I in C major, IV in G major, V in F major, III in A minor, V in F minor (borrowing the raised 7th), VI in E minor and VII in D minor.

What's the difference between C and Cm?

C and Cm differ by one note: E in C, E♭ in Cm. They share C and G.

Every diagram on this page is generated from the notes C, E and G and checked automatically so the sound matches the drawing. Updated September 2026.