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B7♭13 chord

B Dominant 7th Flat 13

B7b13 · Root

1B33D#45F#4b7A4b13G5
1C4b7C5b1335

Every chord tone stacked from the root up.

Click keys to experiment with the chord

Notes

B – D♯ – F♯ – A – G

Formula

1 – 3 – 5 – b7 – b13

Practice Note

Sometimes distinguished from 7#5 in certain voicing contexts — the natural 5th is retained alongside the b13.

Try next

B7 · SimplerB7#5 · Close relativeB7alt · RicherEm · Resolves toF#m7b5 · ii in minor

About B7b13

The B7b13 chord sounds distinctive, with a dominant 7th flat 13 character. Its notes are B, D#, F#, A, G. This chord is commonly heard in jazz.

Jazz
All B chords (61)

Triads

B — MajorBm — MinorBdim — DiminishedBaug — AugmentedBsus2 — Suspended 2ndBsus4 — Suspended 4thB5 — Power Chord

7ths

B7 — Dominant 7thBmaj7 — Major 7thBm7 — Minor 7thBm7#5 — Minor 7th Sharp 5Bdim7 — Diminished 7thBm7b5 — Half-Diminished 7thB6 — Major 6thBm6 — Minor 6thB7sus4 — Dominant 7th Sus4B7sus2 — Dominant 7th Sus2

Extended

B9 — Dominant 9thBmaj9 — Major 9thBm9 — Minor 9thBadd9 — Add 9Badd11 — Add 11Badd2 — Add 2Badd#11 — Add Sharp 11B11 — Dominant 11thB13 — Dominant 13thB6/9 — 6/9Bmaj13 — Major 13thBm(add2) — Minor Add 2Bm(add9) — Minor Add 9Bm(add11) — Minor Add 11BmMaj7 — Minor Major 7thBm11 — Minor 11thBm13 — Minor 13thBm6/9 — Minor 6/9B7#11 — Dominant 7th Sharp 11B9#11 — Dominant 9th Sharp 11B13#11 — Dominant 13th Sharp 11B9sus4 — Dominant 9th Sus4B13sus4 — Dominant 13th Sus4Bmaj7#11 — Major 7th Sharp 11Bmaj9#11 — Major 9th Sharp 11BmMaj9 — Minor Major 9thBm9b5 — Half-Diminished 9th

Altered

B7#9 — Dominant 7th Sharp 9B7b9#9 — Dominant 7th Flat 9 Sharp 9B13#9 — Dominant 13th Sharp 9B7b9 — Dominant 7th Flat 9B7#5 — Dominant 7th Sharp 5B7b5 — Dominant 7th Flat 5B7alt — Altered DominantB7#9#5 — Dominant 7th #9 #5B7b9b5 — Dominant 7th b9 b5B7#9b5 — Dominant 7th #9 b5B7sus4b9 — Dominant 7th Sus4 Flat 9B9#5 — Dominant 9th Sharp 5B9b5 — Dominant 9th Flat 5B13b9 — Dominant 13th Flat 9Baug7 — Augmented 7thBdim(maj7) — Diminished Major 7thBaugMaj7 — Augmented Major 7th