CHORD LIBRARY

Play along 21, chord by chord.

Chords of: 21 by: Usimamane. (C, Abmaj7, C7, G) are the main chords of the song. The chords are displayed instantly in real-time with a YouTube player, four synced views, instrument diagrams, loop practice and a built-in vocal-remover mixer.

About the chords of “21”

“21” by Usimamane is in C Minor and runs at about 159 BPM, giving it a fast, energetic pace. Our analysis found 10 different chords across 32 chord changes; the ones that carry the song are C, Abmaj7, C7, G.

C is the chord you will hold longest — roughly 53% of the 2:01 the chords were tracked for. The song opens with Abmaj7 → C → C6 → C → Bbm7b5/Ab → C7 → Abmaj7 → C. Play the timeline above to hear each change land in real time.

Difficulty: advanced — 7 main chords with 6 extended, altered or slash voicings. Guitar tip: put a capo on fret 3 and use A minor shapes — the song stays in C Minor but every chord becomes an open chord.

Chord frequency

ChordTime heldShare
C1:0553%
Abmaj70:2117%
C70:087%
Ab0:075%
G0:065%
Eb60:065%
C60:054%
Bbm7b5/Ab0:022%

Chord progression, in order

Abmaj7 – C – Abmaj7 – C6 – Abmaj7 – C – Abmaj7 – C – Ab – C – Bbm7b5/Ab – Gmaj7 – F – C7 – Abmaj7 – C – Eb6 – Abmaj7 – G – C – Eb6 – Ab – G – C – Abmaj7 – C – Ab – C – Abmaj7 – C – Ab – C