B Dominant 7th Ukulele Chord
All positions and voicings on the fretboard
B Dominant 7th filtered by fret:
No playable voicings found for this chord on ukulele. This chord type requires more notes than the ukulele's 4 strings can voice. Try a simpler chord type or use the guitar chord finder.
B Dominant 7th — chord details
The B Dominant 7th chord is made up of the following notes: B, D#, F#, A.
Intervals: 1P, 3M, 5P, 7m.
The diagrams above show every voicing and chord variation for B Dominant 7th on ukulele. Use the fret filter to narrow down voicings within a specific fret range — perfect for finding comfortable positions when composing or arranging.
The B dominant seventh chord adds a minor seventh to a major triad, creating a four-note structure with intervals 1P, 3M, 5P, 7m and notes B, D#, F#, A. This tension between the major third and the minor seventh gives dominant sevenths their restless, bluesy character — they want to resolve. They are the driving force behind blues progressions, jazz turnarounds, and classical cadences where harmonic motion demands forward momentum.
How to Play B Dominant 7th
On ukulele, B 7 is played using a compact voicing that takes advantage of the instrument's four strings and re-entrant tuning. The smaller fretboard means voicings are generally easier to reach than on guitar, though some extended chords require creative fingering solutions across the short scale length.
B Dominant 7th in Progressions
B dominant seventh most commonly functions as the V7 in E major or E minor, creating a strong pull toward resolution. It also serves as the I7 in B blues progressions and as a secondary dominant targeting other chords in a key.
Common Substitutions
B9, B13, or the tritone substitute F7 all work as alternatives, keeping the dominant function intact.
Difficulty: On ukulele, this chord is intermediate — it may require barre technique or an unusual finger stretch.