IiiiIVV

Blues / Rock · G

I-III-IV-V in G

A blues-influenced progression with a major III chord instead of the diatonic iii minor. The major III gives it a bright, slightly unexpected lift.

Chords in G I-III-IV-V

IG
iiiB
IVC
VD

Hear I-III-IV-V in G

I-III-IV-V in All 12 Keys

CC – E – F – GC#D♭Db – F – Gb – AbDD – F# – G – AD#E♭Eb – G – Ab – BbEE – G# – A – BFF – A – Bb – CF#G♭F# – A# – B – C#GG – B – C – DG#A♭Ab – C – Db – EbAA – C# – D – EA#B♭Bb – D – Eb – FBB – D# – E – F#

Other Progressions in G

I-IV-V-IG – C – D – GI-V-vi-IVG – D – Em – Cii-V-IAm – D – GI-vi-IV-VG – Em – C – D12-Bar BluesG – C – G – D – C – G – DIV-I-V-viC – G – D – Em

Related Progressions

12-Bar Blues in GG – C – G – D – C – G – DI-IV-V-I in GG – C – D – GI-V-vi-IV in GG – D – Em – CI-vi-IV-V in GG – Em – C – D

I-III-IV-V in G

The I-III-IV-V progression in the key of G uses the chords G, B, C, D. These correspond to the I, iii, IV, V degrees of the G major scale.

A blues-influenced progression with a major III chord instead of the diatonic iii minor. The major III gives it a bright, slightly unexpected lift. In G, this progression has a characteristic sound shaped by the tonal colour of the G root — common in blues / rock. Practise hearing it until the sequence feels inevitable rather than surprising.