Major Keys & Their Related Keys – Complete Reference Sheet

A clear, organised reference sheet showing every major key and all of its related keys, including relative minors, parallel minors, and closely‑related major/minor neighbours. Perfect for harmony students, composers, arrangers, and anyone learning key signatures or functional relationships between keys.

This printable PDF includes:

• Each major key with its full set of related keys
• Relative minor and parallel minor clearly labelled
• Keys that differ by one sharp or flat in the key signature
• Accurate key signatures for every entry, including enharmonic cases
• Coverage of all major keys
• Ideal for modulation study, composition, exam prep, and teaching

This reference pairs perfectly with your scale and seventh‑chord charts, giving musicians a complete harmonic overview of how keys connect and interact.