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C♯sus2 Chord: Guitar, Piano and Notes

The C♯sus2 chord is a suspended second chord built on the root note C♯. Its notes are C♯, D♯ and G♯. It's enharmonically the same chord as D♭sus2.

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Short answer

Suspended second chords sound open and airy. Replacing the third with a second removes the major/minor colour and leaves a hollow, modern feel used heavily in folk, indie and cinematic music.

Notes
C♯ · D♯ · G♯
Formula
1 · 2 · 5
Semitones
0 · 2 · 7
Note
C♯
Quality
Suspended 2
Symbol
C♯sus2

C♯sus2 on piano

3 notes
View:
Piano diagram of the C♯sus2 chord

Switch to the interactive diagram to hear the chord, change voicing and swap finger numbers for note names.

To play C♯sus2 on piano, place your right hand with your thumb on C♯, middle finger on D♯ and little finger on G♯. Press the keys together and listen for an even sound. On the keyboard every note of C♯sus2 is a black key. The thumb starts on a black key, so slide the whole hand a little further in, towards the fallboard. Practice moving in and out of the chord slowly, then bring in a metronome.

  • C♯1
  • D♯2
  • G♯5

C♯sus2 on guitar

View:
Guitar chord diagram of the C♯sus2 chord

Switch to the interactive diagram to hear the chord, change voicing and swap finger numbers for note names.

On guitar, C♯sus2 is commonly played with the voicing shown above. This one is a barre at fret 9: keep the index finger flat across the strings and curve the others so they don't mute the strings next to them.

C♯ · D♯ · G♯

Play C♯sus2 on the online piano

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C♯sus2 chord notes

Also known as D♭sus2

DegreeIntervalSemitonesNoteHear
1Root0C♯(C#)
2Major second2D♯(D#)
5Perfect fifth7G♯(G#)

How to use the C♯sus2 chord

The C♯sus2 chord is built from a root, a major second and a perfect fifth. Start at the root C♯ and stack the intervals to get the whole chord: C♯, D♯ and G♯. The same formula gives you the chord in any other key.

Suspended second chords are a signature sound of modern pop, worship music, ambient and post-rock. They're commonly used as colour over a root chord or as an open alternative to major.

How C♯sus2 differs from similar chords

C♯sus2 replaces the third with a major second, so unlike C♯ or C♯m it is neither major nor minor. It is not C♯add9, which keeps the third and adds the ninth on top. Its three notes are the same as those of the sus4 chord built on its fifth.

Where C♯sus2 is used

A suspended chord withholds the third, so it is a chord in waiting - it resolves onto the plain triad underneath it.

As a suspended tonicC♯ major
  1. Isus2C♯sus2
  2. IC♯
  3. IVF♯
  4. VG♯

The suspension resolves down onto the plain triad on the next beat.

Questions people ask

What notes are in the C♯sus2 chord?
The C♯sus2 chord contains C♯, D♯ and G♯ (C#, D# and G# in plain text).
Is the C♯sus2 chord major or minor?
C♯sus2 is a suspended second chord. Suspended second chords sound open and airy. Replacing the third with a second removes the major/minor colour and leaves a hollow, modern feel used heavily in folk, indie and cinematic music.
How do you play C♯sus2 on piano?
Place your fingers on C♯, D♯ and G♯ and play them together. The root usually goes to the little finger of the left hand, the upper notes to the right. On the keyboard every note of C♯sus2 is a black key. The thumb starts on a black key, so slide the whole hand a little further in, towards the fallboard.
How do you play C♯sus2 on guitar?
Use the fingering in the diagram above. This one is a barre at fret 9: keep the index finger flat across the strings and curve the others so they don't mute the strings next to them.
What is another name for the C♯sus2 chord?
C♯sus2 is enharmonically equivalent to D♭sus2. Both chord names describe exactly the same notes, but the spelling depends on the key you are playing in.