Summary:

Chord progressions are the harmonic foundations that drive musical compositions across nearly all Western musical styles. This comprehensive guide explores the most common and influential chord progressions, from the classic I-IV-V pattern to more complex sequences found in jazz and contemporary music.

Introduction: What Are Chord Progressions?

At the heart of nearly every memorable song lies a compelling chord progression—a deliberate sequence of chords that creates movement, emotional resonance, and musical logic.

Understanding Chord Functions

The Three Primary Chord Functions

• Tonic (I): The "home" chord providing stability.
• Subdominant (IV): The "leaving home" chord creating movement.
• Dominant (V): The "tension" chord seeking resolution.

The Most Common Chord Progressions

I-IV-V: The Foundational Progression

The I-IV-V progression forms the backbone of blues, rock, folk, and countless pop songs.

I-V-vi-IV: The "Four-Chord Song" Progression

This sequence has dominated popular music for decades, creating a loop that feels endlessly compelling.

ii-V-I: The Jazz Essential

The ii-V-I is the most important chord progression in jazz, appearing in nearly every jazz standard.

Conclusion

Understanding these common progressions opens endless creative possibilities while deepening your appreciation of music.