The Invisible Front by Olafur Arnalds cover art

The Invisible Front

Olafur Arnalds

30s preview

Key
5B · E♭ major
BPM
126
Open Key
10d
Energy
2/100
Pop
17/100
Length
3:24
Released
2021
Genre
Downtempo
Label
Not On Label (Ólafur Arnalds Self-released)
Loudness
-28.4 dB
Dynamics
17.9 dB
ISRC
GBBBC2100031

Key, BPM and audio features: model-based audio analysis · how we measure · catalogue updated July 2026

At 126 BPM in E♭ major (5B), The Invisible Front is a club-tempo downtempo production. Tonally it lands brooding and low-slung. It leans atmospheric over strictly danceable. The mix is almost entirely instrumental. Its spectrum is centred in the low-mids, warm and bass-forward. The master keeps real dynamic headroom. The master keeps unusual dynamic range for club music (crest 18 dB). Calmer than 89% of Olafur Arnalds's catalogue. In a set it works best as a warm-up or breakdown cut.

Sonic profile

EnergyGrooveMoodOrganicInstr.LiveTempo
Energy2
Mood15Dark
Groove42
Acoustic99
Instrumental97
Live10
Speech4
brightrelaxedinstrumental

Frequency spectrum

amplitude · bass → treble

601252505001k2k4k8k
27%
Low
30-130 Hz
45%
Low-mid
130-570 Hz
24%
Upper-mid
570 Hz-2.5 kHz
5%
High
2.5-11 kHz

FAQ

What key is The Invisible Front in?

The Invisible Front by Olafur Arnalds is in E♭ major, or 5B on the Camelot wheel.

What BPM is The Invisible Front?

The Invisible Front runs at 126 BPM, a club-tempo track.

What mixes well with The Invisible Front?

From 5B it blends harmonically with 6B, 5A, 4B. Moving to 6B lifts the energy a step.

Is The Invisible Front good for peak time?

With energy 2 out of 100 at 126 BPM, it works best as a warm-up or breakdown cut.

Mixes harmonically

5B4B · 6B · 5A

From 5B, 6B (B♭ major) lifts the energy a step; 5A (C minor) settles into the relative minor; 4B (A♭ major) cools the energy down a step.

Every move from 5B

6BSimple Mix Upper
4BSimple Mix Downer
5ATonal Shift·
6ADiagonal Mix Upper
4ADiagonal Mix Downer
8ACompatible Tone·
7BHigh Energy Boost▲▲▲
3BHigh Energy Drain▼▼▼
8BParallel Key Upper▲▲
2BParallel Key Downer▼▼
12BTritone Jump▲▲
9BRelated Keyrisky

How to mix it

In 5B at 126 BPM: 6B (B♭ major) — move to 6B to push the floor harder; 5A (C minor) — switch to 5A for a mood change without losing the groove; 4B (A♭ major) — drop to 4B to bring the room down gently.

Pitch range at ±6%: 118-134 BPM — anything in that window beatmatches without sounding stretched.

Key on the fader: without key lock (Master Tempo on CDJs), above roughly +5% it plays a semitone higher, so treat it as 12B rather than 5B; below -5% it reads as 10B. With key lock on, it stays 5B across the whole range.

Programming: a warm-up or breakdown cut — early set or after a peak to reset the room.

Similar tempo

Within ±3 BPM of 126 — beatmatch without a big tempo pull.

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Other recommendations

Beyond strict key and genre matches: tracks that still sit in beatmatch range of 126 BPM with a compatible energy and groove — candidates for a key jump or a genre crossover.

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