C 5th chord on bass (C5)

Also called or written C5, C or C power chord

C 5th contains C and G. The 3rd fret position requires a two-fret stretch, making it an intermediate power chord.

3frCGCEADG
Positions on the neck1 of 3
Practice C 5th chord

How it is built

CRootGPerfect fifth

Formula 1, 5

Inversions

How do you play a C 5th chord on bass?

C 5th is played at the 3rd fret as × 3 5 5: index finger on the A string at fret 3, middle finger on the D string at fret 5 and ring finger on the G string at fret 5. The E string stays muted.

Full note and interval breakdown
StringFretFingerNote
4 (E)muted
3 (A)31C (1)
2 (D)52G (5)
1 (G)53C (1)

IntermediateThe stretch from the 3rd to the 5th fret across three strings challenges finger independence.

8th fret

C 5th is played at the 8th fret as 8 10 10 ×: index finger on the E string at fret 8, middle finger on the A string at fret 10 and ring finger on the D string at fret 10. The G string stays muted.

Full note and interval breakdown
StringFretFingerNote
4 (E)81C (1)
3 (A)102G (5)
2 (D)103C (1)
1 (G)muted

C5/G inversion

C 5th is played at the 3rd fret as 3 3 5 5: index finger on the E string at fret 3, middle finger on the A string at fret 3, ring finger on the D string at fret 5 and pinky finger on the G string at fret 5.

Full note and interval breakdown
StringFretFingerNote
4 (E)31G (5)
3 (A)32C (1)
2 (D)53G (5)
1 (G)54C (1)

Why it sounds like that

C 5th is built from the root and perfect fifth. It has no third, so it works over major or minor contexts. Compare it to C major, which adds E.

What goes wrong with C 5th?

  • Letting the low E string ring, which is not a chord tone.
  • Flattening the ring finger and accidentally touching the D string.

When to use it

C 5th is the tonic in C major progressions like C–F–G, the I–IV–V. It fits rock, pop, and blues bass lines that need a solid root-fifth foundation. Use it with F major and G major.

Changing to and from C 5th

  • Slide the shape up one fret to the 4th fret to play C♯ 5th.
  • Move to C major by adding the E on the D string 5th fret.

Which voicing to use

The 3rd fret position is the standard choice, but the 8th fret voicing offers a warmer tone. The C5/G inversion puts the fifth in the bass, which can smooth out a progression.

Other C chords

Common questions

How is C 5th written?

C 5th is written as C5 or simply C. It is also called a power chord.

What is the difference between C 5th and C major?

C 5th has only C and G, while C major adds E. The missing third makes C 5th neither major nor minor.

Can I play C 5th with a barre?

No barre is needed for C 5th. Use separate fingers for the fretted notes.