C5 Chord on Guitar
C5 = C – G (Root, Perfect 5th)
Whatever quality a chord normally carries, a '5' after the letter name strips it away — no major or minor third, just a root and a fifth. C5 lands at the eighth fret, the index finger holding the root while the ring finger (or a small flattened barre with the same finger) reaches two frets higher for the fifth and its octave repeat one string over. That's it: three notes, three strings, everything else left silent.
Removing the third isn't a simplification for its own sake — it's what lets this shape survive heavy distortion at all, since gain turns a full triad's third into mush while a bare root-and-fifth stays punchy and defined. Because C5 commits to neither a major nor a minor color, the identical fingering works under a C-major or C-minor vocal line without contradiction, which is exactly the ambiguity distorted rock, punk and metal rhythm guitar is built around. The shape is also entirely movable, meaning a guitarist who's internalized this exact finger spacing at the eighth fret has, in effect, already learned every other power chord on the neck, just waiting to be relocated. In a full band mix, this chord frequently doubles a bassist's root note an octave down, reinforcing rather than competing with the low end — one reason power chords remain standard even in otherwise harmony-rich arrangements.
Fingerings
Barre (8th fret)
How to Practice It
With only three strings sounding, most of the real work is in what you're not playing — rest the picking-hand palm against the unused strings, or let the fretting fingers' own curl deaden anything above the shape, since a stray open string rings out far more obviously here than it would inside a fuller chord. Slide the identical three-finger shape a few frets in either direction without altering the spacing at all, a drill that builds the muscle memory power-chord riffing depends on. Because this vocabulary favors fast, percussive downstrokes, run it against a metronome at rising tempos rather than practicing it slowly and statically. For a simple riff-writing exercise, alternate the full three-note shape with just its single low root note played an octave down — that call-and-response between chord and bare note is a genuine rock rhythm-guitar staple. Pay attention to pick attack angle too: striking the strings with a slightly downward, aggressive motion near the bridge brings out more of the shape's percussive edge than picking closer to the neck, a tonal difference worth deliberately exploring rather than leaving to chance. Because the eighth fret sits well outside the range most beginners practice in, spend some dedicated time simply getting comfortable finding this position by feel, since a rhythm part that constantly returns to C5 loses its drive if the hand has to hunt for the fret each time.
Common Progressions
- C5 – F5 – G5 (I – IV – V power-chord progression)
- C5 – Bb5 – F5 (a common rock vamp using borrowed flat degrees)
- C5 – Ab5 – Eb5 (a minor-key-flavored power chord run)
FAQ
- Why doesn't a power chord have a third?
- Leaving out the third is what makes a power chord neither major nor minor — it's an intentionally ambiguous two-note-plus-octave shape (root and fifth) that avoids the muddy, dissonant overtones a distorted third would produce, which is exactly why rock and metal guitarists reach for it under heavy gain.
- Is C5 the same as C major or C minor?
- Neither, technically — it contains only the root and fifth of both chords, so it can substitute for either C major or C minor depending on what the rest of the band or the vocal melody implies, which is part of its practical usefulness in a mixed-genre rhythm part.
- Why is C5 played so high up the neck at the 8th fret?
- Because C5 has no dedicated open-string form the way E5 does, this movable three-string shape has to be positioned wherever the root note C actually sits on the low E string, which happens to be the eighth fret.
- Can I add a fourth note to a power chord?
- Yes — many players add a second octave of the root on the G string just above the fifth, giving a slightly fuller four-string voicing that's still a true power chord (no third), just with more low-mid weight, especially useful on a single-guitar arrangement without a second rhythm part.
- Does C5 sound different on a bass-heavy amp setting versus a bright one?
- Noticeably — because the chord's whole identity rests on just the root and fifth, an amp setting that emphasizes low-mid frequencies makes C5 feel thick and heavy, while a brighter, more scooped setting lets the individual attack of each note come through more clearly, a difference worth experimenting with depending on the song's context and the rest of the mix around it.
Related: how chords are built, chord finder.