How to make Lo-fi music with creative constraints

What makes Lo-fi tick

The drums in lo-fi hip hop are swung and a little off the grid, at about 60 to 90 BPM, and the chords above them are borrowed from jazz (major sevenths, minor ninths) and played or sampled with a soft, mid-heavy tone. The genre lives in its texture, made of vinyl crackle, wow and flutter, tape hiss and a low-pass filter that takes the top off everything. The tracks are short, often one to three minutes of a looped idea with small variations, because the music is designed to sit in the background of someone's evening.

That sounds easy, and it is easy to do badly. Timing and restraint separate a lo-fi beat that feels like a rainy window from one that feels like a preset. The drums must breathe, the chords must be few and the imperfection must be specific rather than sprayed over the whole mix.

Constraints that work in Lo-fi

• Slightly Swung 4/4 Beat (Lo-fi): program the kick and snare straight, then push every hi-hat and every chord stab a few milliseconds late by hand.
• Minimalist Processing (Max 2 Effects per Track): one saturation and one filter per track, nothing else. The card forces the subtraction that lo-fi depends on.
• Phone Microphone Recording Element: record the rain, the kettle, your own hum. One real sound in the loop does more for the mood than any crackle plugin.

Mistakes that flatten a Lo-fi track

• Crackle as a filter over the whole mix. Put the crackle on its own track, at a level where you notice it only when it stops.
• Drums that are too clean. Lo-fi drums are dull, compressed and a little distorted. A crisp 808 kit belongs on a different genre page.
• A loop with no event. Even background music needs one thing to happen every eight bars, such as a drop-out, a fill or a chord that changes once.

How to use the 19 Lo-fi cards

Three cards and a low tempo make a good lo-fi brief. When a harmony card comes up, sample it (play the chords, bounce, chop) instead of playing it live. That step is where the sound comes from. The production constraints guide has ten more moves that suit the genre.

Every Lo-fi card in the deck is listed below. The button above opens a draw with Lo-fi already selected; the hand you pull is your brief for the session. Pull cards, accept the brief, ship a sketch.

Lo-fi constraint cards

• Challenge Phone Microphone Recording Element Record at least one audible element of your track using only your phone's microphone (e.g., a percussion sound, a vocal snippet, an ambient texture). Embrace lo-fi quality.
• Style Emulation Lo-fi Hip Hop Beat Create a chill, atmospheric Hip Hop beat with characteristic lo-fi aesthetics (e.g., vinyl crackle, tape hiss, mellow samples, relaxed tempo). Focus on nostalgic warmth and imperfection.
• Style Emulation Vaporwave Aesthetics Create a piece with vaporwave characteristics: slowed-down samples, chopped and screwed techniques, reverb-heavy processing, and nostalgic references to 80s/90s commercial music.
• Production Minimalist Processing (Max 2 Effects per Track) Limit yourself to using no more than 2 effects plugins (e.g., EQ, reverb, delay) on any single track in your mix. Focus on careful selection rather than complex processing chains.
• Tempo Classic Boom Bap Tempo (80-95 BPM) Create a beat within the classic Boom Bap Hip Hop tempo range, focusing on a laid-back, head-nodding, often swung groove. Aim for that golden-era hip hop feel.
• Harmony Soulful/Jazz Chord Sample Loop Find or create a 2-4 bar chord progression with a soulful or jazzy vibe (e.g., Rhodes, piano, guitar samples) and loop it as the harmonic foundation. Focus on warmth and harmonic richness.
• Production Lo-fi Aesthetics: Vinyl Crackle & Warm Saturation Incorporate lo-fi production elements like vinyl crackle, tape hiss, wow/flutter, and aim for a warm, analog-like saturation in your mix. Create nostalgic imperfection as a stylistic choice.
• Chord Jazzy M7 and m7 Chords with Tape Saturation (Lo-fi) Use major 7th and minor 7th chords typical of Jazz harmony, but process them with tape saturation, wow/flutter, and vinyl crackle for a Lo-fi Hip Hop aesthetic.
• Note Sampled Piano Note as Melodic Fragment (Lo-fi) Take a single sampled piano note (or a very short phrase) and use it as a recurring, slightly off-kilter melodic fragment in a Lo-fi beat.
• Scale Muted Trumpet Solo Snippet (Lo-fi Jazz Hop) Incorporate a short, melancholic melodic line played by a muted trumpet sound (or similar mellow brass) often found in Lo-fi Jazz Hop, typically using bluesy or minor pentatonic phrases.
• Rhythm Slightly Off-Grid Drum Programming (Lo-fi) Program your drum beat (kick, snare, hi-hats) with intentional slight deviations from perfect quantization (slightly early or late hits) to give it a human, relaxed Lo-fi feel.
• Form Short Looping Beat (16-32 Bars) (Lo-fi) Create a complete Lo-fi Hip Hop beat that is relatively short (e.g., 16 or 32 bars) and designed to loop effectively, common for study/chill playlists.
• Roman Numeral Sampled Jazz Progression Analysis (Hip Hop) Find a short (2-4 bar) sampled loop from a Jazz track used in Hip Hop. Analyze and identify its underlying chord progression using Roman numerals relative to its key.
• Roman Numeral ii-V-I in Minor with Lo-fi Processing Create a short loop using a minor key ii-V-i progression (e.g., Bm7b5 - E7alt - Am7) with jazzy voicings, then process it with typical Lo-fi effects (vinyl crackle, wow/flutter, filtering).
• Time Signature Slightly Swung 4/4 Beat (Lo-fi) Program a Lo-fi Hip Hop beat in 4/4 time with a subtle swing applied to the 8th or 16th notes, creating a relaxed, non-rigid feel, often around 70-90 BPM.
• Instrument Mellow Sampled Electric Piano (Lo-fi) Find or create a short, mellow phrase played on an electric piano (Rhodes/Wurli style) and use it as a central sampled element in a Lo-fi Hip Hop beat.
• Dynamics Compressed and "Ducked" Dynamics (Lo-fi) Use heavy compression on your Lo-fi track elements, particularly the drums and samples, and sidechain compression ("ducking") from the kick to create a cohesive, "glued-together" sound with a pumping feel.
• Melodic Short, Repetitive Melodic Loop (Lo-fi) Compose or find a very short (1-2 bars) melodic phrase (e.g., from a piano, guitar, or synth) that can be looped continuously as a core element of a Lo-fi beat, often with a melancholic or nostalgic feel.
• Lyrical Lo-fi Instrumental: "Rainy Day Contemplation" Compose an instrumental Lo-fi Hip Hop track that evokes the mood of a rainy day spent in contemplation, using mellow chords, soft textures, and a relaxed, introspective beat.

Keep going

• 20 chord progressions to steal
• 25 production constraints to finish a track
• Odd time signature exercises
• 33 songwriting briefs
• Working with creative constraints

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