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Circle of Fifths

Interactive circle of fifths to understand harmonic relationships, find related chords, and improve your compositions.

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Click on any key in the circle to see its harmonic relationships and play its chord.

Harmonic Guide

Instantly see the dominant, subdominant, and relative minor/major keys.

Visual Analysis

Color-coded rings for major and minor keys with intuitive navigation.

Tutorial

How to Use the Circle of Fifths

1
1

Select a Key

Click on any outer segment for Major keys or inner segments for Minor keys.

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2

View Relationships

The highlighted segments show the keys most closely related to your selection.

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3

Listen to Chords

Use the 'Play Chord' button to hear the basic triad of the selected key.

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4

Explore Chords

Click on the related chords listed in the panel to shift the center and explore new harmonies.

Use Cases

Common Applications

Songwriting

"Find which chords sound good together by looking at the adjacent segments."

Modulation

"Plan smooth transitions between different musical keys using the circle's paths."

Learning Theory

"Memorize key signatures and the sequence of sharps and flats visually."

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