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What is green noise?

What is green noise?

Written by

James Picken

Published

January 16, 2026

Category

Music

There's white noise, brown noise, pink noise... but what is green noise?

Let’s face it, life is busy and stressful. Our brains are constantly pulled in a hundred directions: notifications, news, conversations, work deadlines, and more. This constant stimulation can leave many of us feeling overwhelmed, anxious, or simply unable to focus.

That’s where ambient sound comes in - and there are many types available.

Let’s dive into what green noise is, how it works, and why it might be the perfect tool to help you stay calm and focused.

What is green noise?

Green noise is a type of coloured noise - a classification of sounds that have different frequency profiles. Just like white noise and pink noise, green noise is made up of many frequencies played together, but its energy is distributed differently across the frequency spectrum.

In simple terms, green noise emphasises mid-range frequencies - the kind of sound frequencies that human ears are especially sensitive to. It’s designed to feel natural and balanced to our hearing.

Unlike white noise (which sounds like static) or brown noise (which feels heavy and bass-rich), green noise has a soft, soothing, and natural character.

Why “green”?

The name green noise isn’t random.

It’s inspired by nature - particularly environments such as forests or fields. These spaces often produce ambient sounds (like rustling leaves or distant water) that fall within the green noise frequency range.

So while it isn’t literally the sound of grass growing, green noise is meant to evoke natural, calming environments.

How does green noise work?

Green noise works by providing a steady, predictable sound pattern that your brain can relax to.

Here’s how it affects your mind and body:

  • Soothes nervous activity: Continuous sound can help quiet the brain’s internal chatter.

  • Masks distracting noises: Green noise lowers the impact of sudden sounds like traffic or creaking floors.

  • Improves focus and relaxation: Steady sound patterns can promote better concentration and stress relief.

  • Supports sleep: It creates a calming audio environment that makes falling (and staying) asleep easier.

Green noise vs. white noise vs. pink noise.

White noise.
  • Equal across all frequencies
  • Sounds like static or a hiss
  • Best for: blocking distractions 
Pink noise.
  • More energy in lower frequencies
  • Sounds deeper and softer than the others
  • Best for: sleep and relaxation
Green noise.
  • Mid range frequency focus
  • Sounds natural and soothing 
  • Best for: calmness, focus, stress reduction

Green noise sits in the middle, making it feel gentle and smooth.

Benefits of green noise.

People enjoy green noise for many reasons, including:

Stress reduction.

The calming sound helps lower anxiety and promotes relaxation, making it easier to unwind after a long day.

Better focus.

Green noise can mask distractions and help your brain maintain attention, especially during study or deep work sessions.

Improved sleep.

Many users find green noise less jarring than white noise, which can make falling asleep more pleasant.

Pleasant ambience.

Its natural tones make green noise less intrusive - ideal for background sound while reading, meditating, or working.

How to use green noise.

Using green noise is simple - and you can incorporate it into your daily routine:

While working or studying.

Play softly in the background to enhance focus.

Before bed.

Use it as a sleep aid to ease into deep, restful sleep.

During meditation.

Let the gentle sound guide you into a calm mental state.

So next time you need to tune out of the busy world, why not try listening to some green noise? It might just make you more relaxed and help you find some peace in your busy day to day life.

Frequently asked questions.

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James Picken

With an MA in Music, an MA in Music Psychology, and a Mini MBA in Brand Management… James is one of our Startle geniuses. As Creative Director, it’s his job to produce and execute our music output, making sure everything is sounding, feeling and performing just right for our customers. When he’s not on the clock, James loves to walk the dog, read, lift weights, even dabbling in some music production, and he’s known in the office for his love of Mariah Carey.

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Like what you hear?

Ready to amplify your brand? Get in touch to find out how we can use music and tech to help you achieve your goals.

Request information

Explore our audio branding services.

Elevate your brand with strategic music solutions, designed to build an impactful audio experience.

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Elevate your brand with strategic visual solutions, from digital signage to branded TV, designed to build an impactful experience.

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Your support, your way.

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More on Support

Ready to amplify your retail brand?

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