La# Rock & Folk Classic

I – IV – V progression in La# major

Chords
Triads7th Chords
Harmony
Originalii–V–ISec. Dom.
ILa♯
IVRe♯
VFa

Triad Diagrams — La# Rock & Folk Classic (Guitar)

La# Rock & Folk ClassicI – IV – V

The A# I–IV–V (A# – D# – F) is three chords and the truth — the foundation of rock, country, and folk. The Minor Blues scale clashes productively against these major chords, producing the essential blues-rock tension. Add Mixolydian for a modal edge, or stay on Major Pentatonic for clean melodic runs. With sevenths (A#Maj7 – D#Maj7 – F7), the bluesy character intensifies.

Playing in La# major

A# (Bb) major requires barre chords rooted at fret 1 on the A string or fret 6 on the E string. Despite the barre demands, it is a common key in funk, New Orleans R&B, and brass band music. The open D string can ring as the major third for added color. A# is a intermediate-level key on guitar because the open D string is the major 3rd of Bb, adding a bright color if allowed to ring. Expect to rely on barre chords throughout, which builds hand strength and unlocks the entire fretboard.

Voice Leading

The bass line moves through A# to D# (ascending perfect fourth), D# to F (ascending whole step). The mix of stepwise and leap motion balances smoothness with harmonic drive. When the progression loops, the bass returns from F to A# by perfect fourth.

Capo Transposition

To play in A# using familiar open chords: capo 1 with open A shapes; capo 3 with open G shapes; capo 6 with open E shapes. Choose the capo position that gives you the voicings you prefer — lower capo positions produce a fuller sound, while higher positions create a brighter, mandolin-like timbre.

Scales for Soloing

A# major pentatonic works because every note is either a chord tone or a safe passing tone — there are no avoid notes. For soloing, this means you can play freely without clashing. Over dominant seventh chords, A# Mixolydian adds the flat seventh for an authentic blues-rock edge.

Strumming Pattern

Drive with all downstrokes at 140+ BPM for raw punk energy, or use D-D-DU-UDU for classic rock. Palm mute the verse and open up the strumming on the chorus for dynamic contrast.

Pop / RockEnergy & Drive4/4 · 4 bars

Chords (triads): La♯, Re♯, Fa.

Chords (7th): La♯Maj7, Re♯Maj7, Fa7.

Famous songs using this progression

  • Twist and Shout – The Beatles
  • La Bamba – Ritchie Valens
  • Wild Thing – The Troggs