Chord sequence

C#m7, G#7, Gmaj7, E7, D#maj7, C7, Bmaj7

C♯m7 G♯7 Gmaj7 E7 D♯maj7 C7 Bmaj7

120 BPM
Voicing family

Four-note rootless voicings in their two forms, with the 3rd or the 7th on the bottom, played over the root.

Customize each chord

Analysis

Heard in B major

Each chord's roman numeral and role in B major
Chord Numeral Role
C♯m7 ii7 Subdominant
G♯7 subV7/♭VI Tritone substitute for V7/bVI
Gmaj7 ♭VImaj7 Borrowed from B minor
E7 subV7/III Tritone substitute for V7/III
D♯maj7 ? Outside the key (IIImaj7)
C7 subV7 Tritone substitute for V7
Bmaj7 Imaj7 Tonic

Scales to play