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The C#m chord

Built from C# - E - G#, the C#m is a minor triad that sounds a chord that quiets a room. It lives at the centre of minor-key folk and modern pop, and it shows up in more songs than you would expect. The brooding centre of Boulevard of Broken Dreams and Beat It. What follows below: the voicings worth memorising on guitar and piano, the theory in plain language, progressions in two or three different keys, and a short list of real records that lean on the chord.

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Voicings for C#m

Common ways to grip the C#m on guitar and piano. Guitar diagrams read low E to high E left-to-right; an × means muted, an open circle above the nut means an open string. Filled dots are fretted notes.

Guitar , full chord shapes

CAGED-derived voicings for C#m across the neck. Pick the shape closest to where your hand already sits.

Guitar: Em shape at fr.9

Notes: C# - E - G# (chord tones)

Guitar: Am shape at fr.4

Notes: C# - E - G# (chord tones)

Guitar: Dm shape at fr.11

Notes: C# - E - G# (chord tones)

Guitar: top-4 voicing

Notes: C# - E - G# (chord tones)

Guitar: high top-4 voicing

Notes: C# - E - G# (chord tones)

Guitar , triad shapes

Three-note voicings on three adjacent strings. Light textures for arpeggios, pop layering and chord-melody work.

Triad: top-string triad

Notes: 3-note voicing on adjacent strings

Triad: middle-string triad

Notes: 3-note voicing on adjacent strings

Triad: bass-side triad

Notes: 3-note voicing on adjacent strings

Piano voicings

Root position and inversions. The bass note matters: each inversion changes how the chord sits under a melody.

Piano: root position

Notes: C# - E - G#. Root C# at the bottom. The classic stacked-thirds spelling of a minor triad.

Piano: first inversion

Notes: E - G# - C#. E at the bottom. Common in chord-melody, walking bass lines and gentler voicings.

Piano: second inversion

Notes: G# - C# - E. G# at the bottom. A floating, suspended feel often used in hymns and ballads.

The theory behind C#m

The C#m chord (C# - E - G#) is a minor triad. Its intervals are root, minor third, perfect fifth. Functionally it lives at home in A major as the Mediant (iii), but you'll also find it in E major as the Submediant (vi). The chord tends to move to its relative major or step down to the bVII, which is why it shows up in any minor-key song.

Progressions that use C#m

Short progressions that put the C#m to work. Each one is shown in a different key so you can pick the one that suits your singer.

I→V→vi→IV key of E major

E - B - C#m - A

The four-chord engine behind a thousand pop hits. The lift from I to V opens the chorus, vi pulls down into feeling, IV walks back toward home.

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ii→V→I key of B major

C#m - F# - B

The cornerstone of every jazz standard. ii sets up the dominant, V resolves home with full gravity. Add a seventh on each chord for the canonical sound.

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i→iv→V→i key of F# minor

F#m - Bm - C#m - F#m

The classical pull. The V is borrowed from harmonic minor (a major V instead of v), creating a sharper push back to the tonic. Used in flamenco, classical and metal alike.

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i→VI→III→VII key of C# minor

C#m - A - E - B

Heroic minor four-chord. The descent from i to VI to III gives the verse weight, VII slingshots back to the tonic. The Andalusian cousin of the pop axis.

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Songs that feature C#m

Real records where this chord does structural work. No lyrics quoted, just the title and artist so you can pull up a copy and hear it in context.

Boulevard of Broken Dreams by Green Day. C#m as the moody centre of the song.
Smooth by Santana feat. Rob Thomas. C#m as a key chord in the song.
Beat It by Michael Jackson. C#m in the verse and chorus harmony.

Related chords

Chords a step away from the C#m in the songwriting circle, the natural neighbours when you want a substitution.

NeighbourF#m NeighbourF#7 RelativeE

Keys where C#m lives

The keys where this chord turns up diatonically. Open any key page for the full set of progressions that lean on it.

A major E major B major F# minor

More songwriting tools

Got the chord but still wrestling with the lyric? Find the right rhyme in RhymeForge, or break a writer's block with the unexpected word-pair generator in CollisionLab. Need to map a full progression? The chord builder on the home page is where the C#m fits into context. All free, no signup.

About the chord builder

The Undercover Zest chord progression builder is a free interactive tool that maps every diatonic and borrowed chord in every key. Click a Roman numeral to hear it, drag chords into a progression, then audition voicings, inversions and tensions until the song clicks.

This page is a static reference for the C#m. For interactive playback, voice-leading hints and substitution suggestions, open the chord builder above.