D Major 6

Notes:D – F♯ – A – B
Formula:Root - Major 3rd - Perfect 5th - Major 6th
Intervals:1-3-5-6

Introduction

Notes

Notes:D – F♯ – A – B

D Major 6 Inversions

PositionNotes
Root PositionD4 – F#4 – A4 – B4
1st InversionF#4 – A4 – B4 – D5
2nd InversionA4 – B4 – D5 – F#5
3rd InversionD4 – F#4 – A4 – B3

Key Signature

The key of D Major 6 has 2 sharps: F♯, C♯.

FC

Theory: Intervals

Formula: Root - Major 3rd - Perfect 5th - Major 6th
Intervals: 1-3-5-6

The D Major 6 is built by stacking intervals from the root note. The formula Root - Major 3rd - Perfect 5th - Major 6th describes the scale degrees used. The intervals 1-3-5-6 show the distance between each note in the chord.

D Major 6 — Frequently Asked Questions

What notes are in the D Major 6 chord?
D6 contains: D, F#, A, B. Major triad with major sixth.
How does D6 differ from Dmaj7?
D6 has B (sixth). Dmaj7 has C# (seventh).
How does D6 differ from Bm7?
Same four notes, different root.
How is D6 used?
Vintage jazz, swing, country. D is a common acoustic key.
What songs use Major 6th?
Swing era, country, Hawaiian.
Can I substitute D6 for D Major?
Yes — warmer tonic.

Practice Tips

  • Play D Major then add B — warm colour.
  • D6 and Bm7 same notes.
  • Vintage jazz tonic.
  • Common in country and acoustic.
  • Compare with Dmaj7.
  • Sweet, nostalgic sound.