History and character
Origins
Trap soul is the meeting point of trap and R&B: slowed-down, spacious trap drums, soft 808s, nocturnal pads and a melodic, melancholic voice somewhere between singing and rapping. The name took hold with "Trapsoul", the debut album by Bryson Tiller (Louisville), released on Apple Music on September 25, 2015 and on RCA on October 2; the singles "Don't" (No. 13 on the Billboard Hot 100) and "Exchange" (No. 26) and its long-term success (5x platinum in 2025) make it one of the most influential albums on the contemporary R&B sound.
Precursors
The road was opened by Drake and producer Noah "40" Shebib (the filtered, "underwater" sound of "Take Care", 2011), The Weeknd ("House of Balloons", 2011), PartyNextDoor (OVO Sound, 2013), Jeremih ("Late Nights", 2015), Ty Dolla $ign, Tory Lanez and Jhené Aiko.
Development
After "Trapsoul" the sound became a standard: 6LACK ("PRBLMS", 2016), Summer Walker ("Girls Need Love", 2018), Ella Mai, H.E.R., Kehlani, Brent Faiyaz, Giveon, Lucky Daye, Chris Brown and many pop and Latin artists (the "Latin R&B" of the 2010s). It is the sonic foundation of much streaming-era R&B.
Aesthetic
Nocturnal intimacy: few elements, lots of space, low-pass filters, reverbs, layered vocals; lyrics about relationships, trust, desire, loneliness.
Scales and keys
Natural minor (Aeolian) with extensions
- Formula: 1 2 b3 4 5 b6 b7 (2-1-2-2-1-2-2).
- Example in G: G A Bb C D Eb F.
- Four-note chords: Gm7 – Am7b5 – Bbmaj7 – Cm7 – Dm7 – Ebmaj7 – F7 (i ii° III iv v VI VII).
- Use: the basis of trap soul: Gm9–Ebmaj7, i–VI–iv, melodies that lean on the 9th and 11th.
- Mistakes: triads without extensions (they sound trap, not soul).
Dorian
- Formula: 1 2 b3 4 5 6 b7. In C: C D Eb F G A Bb.
- Characteristic note: major 6th (A) → IV7 (F9).
- Use: warmer grooves, i9–IV9 vamps.
Major with sevenths and ninths
- Formula: 1 2 3 4 5 6 7. In Db: Db Eb F Gb Ab Bb C.
- Chords: Dbmaj9 – Ebm9 – Fm7 – Gbmaj9 – Ab13 – Bbm9 – Cm7b5.
- Use: IV–iii–vi–ii (Gbmaj9–Fm7–Bbm9–Ebm9), soft, romantic descents.
Minor pentatonic and blues (melismas)
- Pentatonic in G: G Bb C D F; blues: G Bb C Db D F.
- Use: R&B melismas and vocal ad-libs.
Harmonic minor (soul dominant)
- In B: B C# D E F# G A#: the V7 (F#7) with the leading tone gives the melancholic tension at the cadence.
How to choose
| Mood | Scale |
|---|---|
| Nocturnal, melancholic | Aeolian with 9 and 11 |
| Warm, sensual | Dorian |
| Romantic | major with maj9 |
| Emotional tension | harmonic minor (V7) |
Vocal melismas should stay within the pentatonic or the mode of the chord; set Auto-Tune (if used) to the full scale so as not to "cut" the passing notes.
Harmony
Extended loops
Loops of 2–4 chords with sevenths and ninths, often diatonic, with no perfect cadences. Medium density: one chord per bar at 65–75 perceived BPM (that is, every 2 bars of the programmed tempo).
Typical movements
- i9–VImaj7 (Gm9–Ebmaj7).
- IV–iii–vi (major): romantic descent.
- i–iv with harmonic minor dominant (i–VI–iv–V7).
- Minor iv borrowed into major.
Pedals and filters
Sustained pads with the bass (808) on the root; many beats are filtered (LP 1–3 kHz) for the "from the next room" effect à la 40.
Voicing
Rhodes and pads in the C3–C5 register with 4–5 note voicings (Gm9 = Bb D F A with G in the 808), clean guitar with chorus, chords often left to ring and decay.
Typical progressions
| Name | Key | Chords | Degrees | How to use it |
|---|---|---|---|---|
| Aeolian night | G minor | Gm9 Ebmaj7 | i9 VImaj7 | Two chords, lots of space: the foundation of countless trap soul tracks. |
| Romantic descent | Db major | Gbmaj9 Fm7 Bbm9 Ebm9 | IVmaj9 iii7 vi9 ii9 | Diatonic descent with extensions, no dominant: soft and suspended. |
| Minor with dominant | B minor | Bm9 Gmaj7 Em9 F#7 | i9 VImaj7 iv9 V7 | The F#7 of harmonic minor brings melancholy and tension before the loop restarts. |
| Dorian vamp | C minor (Dorian) | Cm9 F9 | i9 IV9 | The dominant IV adds warmth and groove; great with clean guitar. |
| Borrowed minor iv | Eb major | Ebmaj7 Abmaj7 Abm7 Ebmaj7 | Imaj7 IVmaj7 iv7 Imaj7 | The IV–iv move is bittersweet, a soul classic brought into trap soul. |
| Suspended | Ab major | Dbmaj9 Cm7 Fm9 Ebsus4 | IVmaj9 iii7 vi9 Vsus4 | The suspended V doesn't resolve, keeping the loop open. |
Rhythm and groove
Feel
Half time: programmed at 130–145 with the clap on beat 3 (or at 65–72 with the clap on 2 and 4). Trap hi-hats (eighth notes, sixteenth notes, triplets) but less aggressive, with soft velocities and many rests.
Space
The drums leave a lot of emptiness: the voice has to breathe. The groove is relaxed, sometimes with a slight swing (10–15%).
Vocal flow
Melodic sing-rap, syncopated phrases that lean on the hats, short melismas at the end of phrases, reverbed ad-libs.
Drums
Kick
Soft and sparse, often coinciding with the 808 (steps 1, 11); sometimes absent.
Clap / snap / snare
Clap or finger snap on beat 3 (half time), often with medium-long reverb; rim on the offbeat as counterpoint.
Hi-hat
Eighth notes with small rolls and triplets at the end of phrases; velocity 60–90; open hats rare.
Percussion
Rim, light percussion, shaker, reverse cymbal; heavily filtered.
Interaction
The 808 and kick leave space for the voice; in the verses the drums can be filtered (LP 2–4 kHz) and open up in the chorus.
Sections
Intro with no drums or filtered drums; verse with simple hats; chorus with layered clap and denser hats; bridge with stops.
Typical mistakes
Drums too trap (aggressive rolls); clap too bright; too many elements.
Bass
- Soft, long 808, lightly distorted, with LP around 200–400 Hz; follows the root with small slides.
- Notes: root, fifth, sometimes the 9th or b7 under extended chords; occasional glides.
- Register: 35–70 Hz; moderate harmonics (light saturation).
- Relationship with the voice: the 808 sits 3–6 dB under the voice; mono.
Harmonic instruments
- Dark, warm pads (filtered), Rhodes, reverbed piano.
- Clean electric guitar with chorus and reverb (R&B arpeggios).
- Soft synth plucks and bells.
- Filtered 90s–2000s R&B samples.
- Mid register, wide stereo.
Melody and vocals
- Voice: intimate, mid register with falsetto, sing-rap; controlled melismas; light Auto-Tune as color.
- Vocal stacks: harmonies in thirds and sixths, doubles in unison and at the octave; the chorus is a "wall" of voices.
- Ad-libs: reverbed, panned, with delay.
- Effects: hall/plate reverb, 1/4 delay, filters on the intros.
Instruments
Voice, layered backing vocals, 808, drum machine (clap, snap, hats), synth pads, Rhodes, piano, clean electric guitar, R&B samples.
Drum patterns
Synths and sounds
- Stage-73 V — Nocturnal Rhodes: Soft Rhodes with chorus and long reverb: the basis of the chords. Filter above 5–6 kHz.
- Jup-8 V — Dark pads: Pad with half-open filter, slow attack (500 ms), wide in stereo.
- Prophet-5 V — Plucks and countermelodies: Soft plucks with short decay to fill in between the vocal phrases.
- Jun-6 V — Pads with chorus: Juno-60 chorus II for warm, 'vintage' pads.
- Augmented Voices — Vocal pads: Choir textures under the vocal harmonies.
Song structure
| Section | Bars (half time) | What happens |
|---|---|---|
| Intro | 4 | filtered pad/Rhodes, whispered voice |
| Verse 1 | 8–16 | light drums, 808 |
| Pre-chorus | 4 | rising voices, filtered drums |
| Chorus | 8 | vocal stacks, layered clap |
| Verse 2 | 8–16 | |
| Chorus | 8 | |
| Bridge / outro | 4–8 | voice and pad |
Short tracks (2:30–3:30); many have a rapped verse and a sung chorus.
Mixing and mastering
Sonic goal
Intimate voice up front, everything else enveloping and filtered; controlled 808; no aggressive elements. References: Bryson Tiller "Trapsoul" (2015), Drake "Take Care" (2011, produced by 40), 6LACK "East Atlanta Love Letter" (2018). Balance: vocal 0, backing vocals −4, 808 −4, clap −7, pad −9.
Kick / 808
HP 25 Hz; fundamental 40–60 Hz; LP 300–500 Hz on the 808; light saturation; mono; sidechain from the kick 2 dB.
Clap / snap
HP 250 Hz; body 300 Hz; crack 2 kHz; LP 10 kHz; plate/hall 1.5 s at −12/−16 dB (pre-delay 20 ms); clap centered, snap ±10.
Hi-hat
HP 700 Hz; LP 12 kHz; low volume; pan ±15.
Pads, Rhodes, guitars
- EQ: HP 150–200 Hz; LP 6–10 kHz ("underwater" sound); dynamic EQ 2–4 kHz from the vocal.
- Space: hall 2–3 s; chorus; wide stereo.
- Automation: LP filter that opens in the chorus.
Lead vocal
- EQ: HP 90–100 Hz; −2/−3 dB at 250–350 Hz; presence 3–5 kHz (+2 dB); air 10–14 kHz (+2/+3 dB shelf).
- Compression: FET 4–6 dB + opto 3 dB (soft but consistent voice).
- De-esser: 6–8 kHz.
- Space: plate 1.2–1.8 s at −16 dB, 1/4 or dotted 1/8 delay at −18 dB (HP 300 Hz, LP 5 kHz).
Backing vocals and stacks
HP 150 Hz; heavier compression; aggressive de-esser (summed S sounds multiply); pan ±40–100 per voice; reverb longer than the lead.
Ad-libs
−8/−12 dB, pan ±70, long delay and reverb.
Bus, sidechain, master
Vocal bus 1–2 dB + saturation; music bus glue; sidechain vocal → pad (dynamic EQ). Master −10/−8 LUFS integrated, true peak −1 dBTP, PLR 8–10 dB.
Common mistakes
Vocal stacks with accumulated sibilance; 808 too loud and covering the voice; filters so closed that the mix sounds dull.
Reference tracks for the mix
- Bryson Tiller — Don't (2015)
- PartyNextDoor — Recognize (2014)
- 6LACK — PRBLMS (2016)
- Summer Walker — Girls Need Love (2018)
Reference listening
- Drake — Marvins Room (2011)
- PartyNextDoor — Recognize (2014)
- Bryson Tiller — Don't (2015)
- Bryson Tiller — Exchange (2015)
- 6LACK — PRBLMS (2016)
- Summer Walker — Girls Need Love (2018)
- Brent Faiyaz — Dead Man Walking (2020)