D#m7, G#7, Dm7, G7, C#m7, C7, Bmaj7

Analysis

Heard in B major

Progressions in these changes

• Chords 1 to 2

  Major ii-V Progression in C#

  D#m7 G#7

• Chords 3 to 4

  Major ii-V Progression

  Dm7 G7

• Chords 5 to 7

  Tritone Sub ii-V-I Progression in B

  C#m7 C7 Bmaj7

Scales to play

• Over D#m7 · iii7

  D# Aeolian

  Mode 6 of Major

• Over G#7 · V7/ii

  G# Minor Blues

  Mode 6 of Blues

• Over Dm7 · ♭iii7

  D Dorian

  Mode 2 of Major

• Over G7 · ♭VI7

  G Lydian Dominant

  Mode 4 of Melodic Minor

• Over C#m7 · ii7

  C# Dorian

  Mode 2 of Major

• Over C7 · subV7

  C Lydian Dominant

  Mode 4 of Melodic Minor

• Over Bmaj7 · Imaj7

  B Ionian

  The major scale and its modes are the most commonly used scales in western music.