From the air you breathe to the sounds filling your room, the atmosphere of your bedroom shapes how easily you fall asleep. Different types of noise, like a distant car alarm or barking dog, can disrupt your body's natural cycles, pulling you out of rest. But sound itself isn't the problem. Let's break down how this works so you can play the best sounds for deep sleep the next time you're preparing for bed.
How Can Noise Help You Sleep?
Falling asleep is about the whole vibe of your space, and sound plays a surprisingly big role. It might sound counterintuitive, but different types of noise can be incredibly soothing. Instead of jolting you awake, consistent, layered sounds help mask abrupt disruptions in your environment, creating a steady backdrop that helps your brain relax. While not everyone will prefer to sleep with sounds, research has shown that many people fall asleep faster with gentle background noises1.
Each noise frequency is associated with a color based on spectral density, or the way power is distributed across high and low tones. This can shape how sounds make us feel. Steady, predictable tones are often ideal for winding down, while abrupt or irregular ones can keep you awake and alert.
Understanding these different types of noises helps you create an environment that supports sleep.
What Are the Best Sounds for Deep Sleep?
White Noise
Think of white noise as the static-like noise, such as a fan running, soft TV fuzz, or the hum of a radiator. It blends all audible frequencies together at equal intensity, creating a smooth, even sound that can help soothe the senses.
Because it spans a wide range of frequencies, it's good at masking sudden, sharp disruptions that might otherwise wake you up. Many people find it to be very pleasant to the ear, and research has suggested that some infants, children, and adults fall asleep more quickly when exposed to it2. It's simple, steady, and surprisingly comforting.
Brown Noise
Brown (sometimes called red) noise sounds deeper, carrying a richer, bass-like quality due to its lower frequencies. It's the type of sound we associate with heavy rainfall, distant thunder, and waves rolling onto shore.
Since it doesn't include as many high-pitched tones, it can feel more grounding to some listeners. That deeper quality can make it especially helpful for relaxation, especially if you find white noise overstimulating or distracting3. While it's less studied than white or pink noise, its fans often describe it as soothing and the best noise for sleep after a long day.
Pink Noise
Pink noise sits somewhere between white and brown. It includes all frequencies, but the lower tones carry more weight, and the higher ones taper off gradually. The result is a balanced, natural feel similar to the steady rhythm of rain and wind rustling through leaves.
These sounds feel familiar and non-intrusive, which is part of what makes pink noise so appealing as a sleep aid. Studies suggest that it can help encourage slower brain wave activity, deeper sleep, and better memory4.
What Are Canopy's Solutions for Better Sleep?
Canopy's Bedside Humidifier 2.0 comes with new sleep settings that play three soundscapes: White Noise, Soft Storm, and Rolling Waves. The gentle hum of the devices' fans also naturally mimics white noise, helping blur background disruptions while blending seamlessly into your space for an extra layer of serenity.
Canopy humidifiers use evaporative technology to deliver clean hydration without visible mist or vapor. Maintaining balanced humidity overnight helps support comfortable airways and hydrated skin, which can make a noticeable difference in how rested you feel in the morning.
These devices include optional aroma features, allowing you to infuse your space with soothing scents for a bedroom that feels intentionally prepared for rest, with soft sound, breathable air, and a calming atmosphere.
For soothing sounds in your favorite nap spot or when you're traveling, the Sound Machine + Aroma device is a simple, yet impactful solution. Enjoy a selection of 15 sounds, plus dimmable light features, aroma diffusion, and an adjustable timer to create your ideal sleep conditions.
When your environment comforts you, falling asleep feels easier and mornings feel a lot brighter.
Sources:
- Summer, J. V. (25 July 2025). How Noise Can Affect Your Sleep Satisfaction. Sleep Foundation. Retrieved February 22, 2026, from https://www.sleepfoundation.org/noise-and-sleep
- Catanese, L. (31 March 2025). Can white noise really help you sleep better? Harvard Health Publishing. Retrieved February 22, 2026, from https://www.health.harvard.edu/staying-healthy/can-white-noise-really-help-you-sleep-better
- Northwestern Medicine. (July 2025). What Noise Color Is Best for Sleep? Northwestern Medicine HealthBeat. Retrieved February 22, 2026, from https://www.nm.org/healthbeat/healthy-tips/what-noise-color-is-best-for-sleep
- Robinson, K. M. (21 October 2024). White Noise, Pink Noise, and Brown Noise: What's the Difference? WebMD. Retrieved February 22, 2026, from https://www.webmd.com/sleep-disorders/pink-noise-sleep
