i–iv–v–i progression in C♯ minor
The i–iv–v–i chord progression in C♯ minor is a melancholic and reflective sequence that uses C♯m – F♯m – G♯m – C♯m. It's one of the cornerstone harmonic patterns of Blues - instantly familiar to listeners and effortless to play once you understand its structure.
- iC♯m
- ivF♯m
- vG♯m
- iC♯m
Chords in this progression
One card per bar, with the shape you actually play it in. Switch between keys and guitar above; every chord links to its own page.
This progression has a melancholic and reflective character. It works great for blues songs, but you'll also hear it across countless adjacent styles. Try it with steady eighth-note strumming, broken arpeggios or a four-on-the-floor rhythm to instantly change the feel.
- Roman numeral
- i – iv – v – i
- Chord
- C♯m · F♯m · G♯m · C♯m
- Key
- C♯ minor
- Bars
- 4
- Mood
- Melancholic
- Genre
- Blues
Hear this progression
Why these chords
The numerals count degrees of the key. Lit below are the ones this loop uses, out of the seven C♯ minor offers.
- iC♯m
- ii°D♯°
- IIIE
- ivF♯m
- vG♯m
- VIA
- VIIB
What gives it the pull
In C♯ minor, the i–iv–v–i progression places each chord on a specific scale degree. Roman numerals describe how the chords function regardless of the key you're in, while the actual chord symbols (C♯m – F♯m – G♯m – C♯m) tell you exactly what to play on guitar, piano or any other instrument.
What the numerals mean
Each Roman numeral represents a chord built on a degree of the C♯ minor scale. Uppercase numerals (I, IV, V) are major chords; lowercase (ii, iii, vi) are minor; ° marks a diminished chord; ♭ in front of a numeral lowers the root by a half step (e.g. ♭VII).
Famous songs
Songs built on this progression, each labelled with the key it was recorded in — the pattern is what they share, not the key.
- 1B minorThe Thrill Is GoneB.B. King
Variations and substitutions
Same harmonic material, different character.
- Add sevenths
Extend each chord to a seventh and the loop moves from pop toward soul and jazz without changing a single root.
- Slip a chord in
Add a passing degree before the turnaround to delay it by a bar — common in worship and stadium choruses.
Practice tips
- Loop it before you leave it
Play the 4 bars twenty times without stopping, around 60 BPM. The point is the turnover back to the top, and you only feel that on the repeat.
- Keep the top note still
Find one note that belongs to most of the chords and hold it across all of them. That is why singers can sit on one pitch through a whole loop.
- Move the smallest distance
Voice each change so at most two notes move — C♯m back to C♯m is the one to get smooth. On guitar keep the top two strings ringing; on keys shift one finger at a time.
- Then break it
Once it is automatic, start the loop on F♯m instead. Same chords, completely different emotional weight.
Modulate from here
Closely related keys you can pivot to without losing the listener — one step on the circle of fifths each direction, plus the relative minor/major and the parallel mode.
Questions people ask
- What chords are in the i–iv–v–i progression in C♯ minor?
- The i–iv–v–i progression in C♯ minor uses these chords: C♯m – F♯m – G♯m – C♯m. Each chord corresponds to a specific scale degree, which is why the same Roman numerals can be transposed to any key.
- What tempo and time signature work best for this progression?
- i–iv–v–i works in a wide tempo range - typically 60–130 BPM in 4/4. Slower tempos give a ballad feel; faster ones make it feel like an upbeat blues track.
- Why is this progression so popular?
- i–iv–v–i packs strong harmonic motion into a short loop. It moves through tonic, predominant and dominant functions with a satisfying resolution, which makes it instantly memorable in Blues and many other styles.
- Can I use the same chords in a different key?
- Yes - Roman numerals like i–iv–v–i are key-independent. To play it in another key, just take the I, IV, V (and so on) chords of that key. Browse our progression pages in every root to see the chord names already worked out for you.