Knowledge Builders

what is the difference between cool white and warm white led lights

by Darlene Donnelly Published 2 years ago Updated 2 years ago
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Cool white light contains more blue light and looks brighter to the eye (this is why cool white bulbs have a higher lumen output when compared to the equivalent warm white bulb). It also seems people from sunnier countries tend to prefer white light compared to people from cooler countries who prefer more warm light.

Full Answer

Is soft white and warm white the same thing?

Yes. Soft White and Warm White are interchangeable descriptors to indicate the color temperature of the light that the bulb emits. Soft/Warm White bulbs emit a light temperature of 2,700K.

What does "cool white" and "warm white" mean?

Warm white light bulbs have a color temperature ranging from 2500K up to 3000K. Warm whites have a yellow tone, which is considered a "warm" color. Cool white bulbs fall in the range of 3100K to 4500K. The light appears as a bright, neutral white that shades into blue at the upper end of this range.

Is white warm or cool?

Simply White is a great, slightly fresh, warm approach to white. It has a yellow undertone, but not so much that it's obnoxious. It adds a touch of life, without adding too much 'colour'. what color is simply white? As with almost all paint colors there will be an undertone (hint of another color coming through).

Is warm white or cool white brighter?

Warm white is warmer and dimmer than cool white which is brighter and has a blue hue. Is cool white light the same as daylight? Yellow-White is Cool White, White is Cool White, and Blue-White is Cool White.

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Which is brighter cool white or warm white LED?

At the other end of the scale, cool white lighting emits a brighter, more vibrant light that's more toward the blue end of the colour spectrum. They appear closer to daylight than a warm white bulb. They're best suited for the busier and more lively areas of the home where you need something a bit brighter.

Which light is better warm or cool?

This is why cool or white LED bulbs are rated as having a higher lumen output than their warm LED counterparts. Cool lighting tends to offer a more modern and “clean” look for different areas of your home while warmer, yellow lights offer a softer and more conventional “glow” for your home.

Do warm white LED lights look yellow?

Warm white LEDs achieve their look by swirling a bit of yellow in with the white. It's that slight hint of yellow that gives the light its 'warm,' cheery and classic Christmas look. Unfortunately, the actual color shade of warm white can vary significantly. The color temperature of any light is measured in Kelvins.

What is the difference between cool and warm LED lights?

Warm lights have lower color temperatures, and therefore appear more yellow, while cool lights have higher color temperatures, and appear whiter or bluer. Warm white ranges from 2200K to about 3000K, while cool white is a round 4000K.

Is warm white better than cool white?

If you like the traditional yellowish colour of a conventional lamp then warm white around (2700-3000K ) would be the ideal choice, this is the most popular choice for homes. If you want a modern, clean look, you may prefer the cleaner, brighter feel of a cool white lamp (4000K+).

Is cool white or warm white better for eyes?

Warm light is best for the eyes. This includes filtered natural light and light produced by incandescent and LED light bulbs. Spread out lighting in your home and workspace to ensure sufficient lighting.

Is warm or cool light better for kitchen?

Warm white (3,000 to 4,000 Kelvin) is more yellowish-white. These bulbs are best suited for kitchens and bathrooms.

What are the problems with LED lights?

Chapter 1: Improper LED Light InstallationLoose or exposed wires can cause short-circuits.Electrical supply overload.Poor or incorrect power distribution.Poor light distribution.Frequent breakdowns and so on.

Is warm white good for bedroom?

Warm white light bulbs are recommended to use in the living room, dining room, bedroom and other rooms of the house. Because warm white contains less blue light, so it has more relaxing effect on the eyes. It is a widely known fact that cool colors cause sleeping problems.

What is the best LED color temperature?

between 3,000-5,000 K.For a home office space or study, the recommended brightness will run between 3,000-6,000 lumens with an LED color temperature ranging somewhere between 3,000-5,000 K. These LED color temperatures will help keep you focused while allowing you to be able to wind down when you want to.

Is warm white or cool white better for living room?

While cool white look great in modern kitchens and where the brighter the better, warm white works much better where you are looking for softer light. It's particularly well suited to lounges, living rooms and traditional kitchen, like country styles, where the white light contrasts too much with the rest of the room.

Is warm white or cool white better for bathrooms?

Bathroom lighting experts often recommend sticking to the warm white light, as shown in the color/temperature breakdown below. (Hint: Try warm white 2700-3000 kelvins (K) for the most flattering bathroom lighting).

Are warm lights better?

As part of our natural human circadian rhythm, warm light seems to relax us and help us wind down for the day, and get ready for sleep. While cool lighting helps us be alert and energetic for performing tasks, cool lighting in our evening spaces may interfere with our inner clock.

Is warm or cool light better for kitchen?

Warm white (3,000 to 4,000 Kelvin) is more yellowish-white. These bulbs are best suited for kitchens and bathrooms.

What color temperature is best for indoor lighting?

2700K color temperature bulbs are standard for bedrooms and living rooms to create a cozy atmosphere. Move up to “soft white” 3000K color temperature or higher for areas that require more visual tasks like the kitchen, home office, laundry room and bathroom.

Which light is better for home?

It is recommended to use warm white in other words yellow color light in our living rooms, dining rooms, bedrooms and other rooms of the house. Because the yellow light contains less blue light, it creates a more relaxing effect for the eyes. It is a common fact that cold colors may cause sleeping problems.

What is warm white?

Warm White - is a comfortable white colour that is used in living areas and residential applications. It is what we are used to in Australian households. More than 95% of domestic lighting is warm white and most households opt to install 100% warm white. Cool White - is an artificially whiter light that is normal in retail shopping centres, ...

What is the temperature of cool white?

Cool White is around 5000K to 6500K. As an example, consider the colour temperature of other light sources: Candle flame: around 1850K. Traditional incandescent lights: around 2700K to 3300K. Moonlight: around 4100K. Now let’s consider some of the common situations when choosing LED lights:

What is the best light for a living room?

WARM WHITE FOR LIVING AREAS - Warm White is by far the more practical and popular colour temperature for home installation, especially if traditional light bulbs are to be replaced. As you can see in the image below warm white is a very normal light for the home. People usually tend to stick with the kind of lighting they already have and warm white LED lights to offer a similar lighting colour. Warm white is regarded as almost essential for living spaces as anything above this is generally regarded as too harsh. This image gives you an idea of the difference when warm white and when cool white lights are installed:

What happens when you dim an LED light?

With LED chips, however, the light colour will always remain the same regardless of the brightness. So if you dim a LED light only its brightness will reduce.

What is the best color for a factory?

COOL WHITE FOR COMMERCIAL LIGHTING AND TASK LIGHTING - If you are fitting a factory or a hospital, Cool White is the best choice for you because it's "whiter than white" colour exaggerates colours and is ideal for working and task-based lighting.

How to measure LED color temperature?

LED colour temperature is measured using the Kelvin scale represented by numbers followed by a “K”. Manufacturers and retailers can differ in their definition of the light range titles, but typically:

What are the colors of LED chips?

LED Colours. Technically, LED chips can be made to emit a specific light colour and from the red, blue, yellow, and pure white light spectrum. This is why LED technology is applied to various applications. The terms “warm white” and “cool white” are references to the low and high end of this white light colour spectrum.

What is cool white?

Cool white complements contemporary and modern decor as it casts a fresh, clear glow. It’s brighter and more focused, making it a popular choice for use in bathrooms and kitchens.

How many kelvins are in warm white?

Warm White offers between 2700-3200 Kelvins, Daylight sits between 4000-4500, while Cool White consists of 5000-6200 Kelvins. For more info on kelvins read here Below you can see the difference between each one and where they're best used:

How long does LED lighting last?

As well as being able to tailor LED lighting to your home decor, you’ll save plenty of pennies on your energy bills thanks to a far lower energy consumption and a 25,000 hour lifespan. If you're interested in switching to LED lighting, you can see our range here. On offer is wide range of colour options, fittings, shapes and a 5 year warranty too.

What is the best color for a living room?

Warm white is perfect for creating a cosy atmosphere in areas you want to chill with friends and family. Most people choose this colour for their living room, bedroom or dining room where everyone is gathered together.

What does cooler light do to your house?

If you live in a hotter, more humid area such as Queensland, cooler light temperatures can help create a cooler ambience throughout your house and in cooler climates, warmer colour temperatures can create a cosier feeling throughout your house. Facebook. Instagram.

What is the closest color to candlelight?

Warm white is the closest colour to candlelight; think of warm white as creating ambience in a room. Rather than having the area flooded with light, warm white lights will have small pools of light, creating a calmer and more relaxing atmosphere. This pleasant and inviting environment is perfect for a living room or bedroom where you want to wind down and relax. I personally did not like warm white before I understood the effect that warm white can have in a room. A warm white colour temperature is also ideal for more traditional applications where you want to create character and depth. For example, warm white lights are often used for weddings as it creates a romantic mood.

What is the most accurate measure of the temperature of a light?

However, it’s important to remember that kelvins is the most accurate measure of the colour temperature.

Do you need a dimmer for cool white lights?

If you choose to install cool white lights throughout your house, I recommend installing them with a dimmer. This will allow you to bring down the brightness and decrease the harshness if needed. If you’re looking for your space to feel modern and clean, the cool white is ideal for you.

Is daylight lighting bad for you?

While the colour temperatures in your home are entirely personal preference, many people find that daylight lighting are too severe and have too much of a blue appearance to create a relaxing atmosphere. Some people find it even causes them headaches. We recommend daylight lighting only being used in high work areas such as offices or warehouses. The brightness and white appearance of daylight lighting reacts with the human brain to make it more awake and alert. It is the closest simulation of the natural colour of a bright sunny day. Below is a great example showing the bright 6000k daylight colour in an office application.

What is the difference between warm white and cool white?

Warm white lighting will have a more yellow tone, while cool white has a bluer appearance to it. Knowing this difference is key in making your choice about which one you want for outside lights or fixtures so if you want a warm or cool white exterior look, this is something you’ll need to keep in mind.

What is LED Light Color Temperature?

LED light color temperature (CCT) is the measure of the hue of a specific type of light source. Measured in Kelvin, it refers to degrees along the visible spectrum and ranges from red at 1700 – 1800K through orange-yellow (slightly less warm than yellow), bright white/blueish white, to blue at ~6000k and ultra violet above 10000K.

What is a 2700k light?

Warm white 2700K light is typically found in homes and provides a warm, cozy feel. It has always been the most common choice for home lighting before CFLs and LEDs became popular as it was cheaper to buy incandescent bulbs which naturally produced this kind of light over those which were cooler or brighter.

What is the temperature of white?

Cool white will be described with a 4000K or over color temperature and warm white is 3500K or under.

What is the best light bulb for a kitchen?

Warm White Light (3,000 to 4,000 Kelvin ) is more yellowish-white. These bulbs are best for kitchens and bathrooms.

Why do we see cool white lights in kitchens?

Cooler lights such as those with a high CRI (color rendering index) will give more of an energetic and stimulating appearance which is why we typically see cool white in kitchens where it’s important that people don’t feel tired or sleepy after eating their meals.

What is daylight white light?

Daylight White Light (5000K to 6500K) is a very cool white containing a very blue tone. This is an unflattering light but a useful brightness for utlitity and commercially applications.

WARM WHITE

Warm White has a bit of a yellow tint to it. Warm White is similar to standard incandescent light bulbs, and is used to help keep a space feel like home. We have chosen 3000K for our Warm White LEDs as it has proven to be the best balance of warmth and utility.

NATURAL WHITE

Natural White is for the purists. It’s very near to what one regards as ‘the color white’. It’s great for rendering color (the measurement of which is referred to as CRI) because it is devoid of yellow or blue tints. As the name implies, Natural White aims for neutrality. It’s easy on the eyes and very functional.

COOL WHITE

Cool White is for anyone who wants to make things pop. It’s the hue of white which is most often associated with LEDs, containing the slightly blue tint. We have chosen 6000K for our line of Cool White LEDs, as this temperature retains only a modest blue tint. Anything more and we find color rendering and usability to be greatly sacrificed.

What color are cool white lights?

Just like warm whites, cool whites achieve their unique look by mixing in a bit of a different color. In the case of cool whites, that different color is a slight blue hue. During the early days of LED Christmas lights, the cool white lights had a heavy, unsightly blue tint to them. These days, good quality cool white has a very slight hint of blue.

How to choose warm white LED Christmas lights?

When shopping for warm white LED Christmas lights, it's best to find a quality supplier, preferably one that supplies lights to the professional Christmas industry, and only buy from them. Each supplier generally has specific color temperatures they keep stocked. Many of them focus only on one color of a warm white. It's also important to note that Kelvin temperature isn't an exact science in the Christmas industry. What one seller may call 2800k may be what another one calls 2600k or even 3000k. So light sets from two different sellers that are both stating a specific color temperature may not match each other.

Why are warm white lights so popular?

A likely reason for that popularity is that warm whites closely mimic the look of white incandescent lights. And white incandescents ruled the Christmas lighting landscape for generations. Warm white LEDs achieve their look by swirling a bit of yellow in with the white.

What color LED lights are white?

Are you looking for just white - no yellows, blues, or any other colors mixed in? Then you'll want pure white LED lights. As the name implies, pure white LEDs really are pure white - no other colors included.

What color gives white light its warm look?

It's that slight hint of yellow that gives the light its 'warm' look. Unfortunately, the actual color shade of warm white can vary significantly. The color temperature of any light is measured in Kelvins. This measurement is even more important in the white colors than it is in other colors.

Do Christmas lights have to be white?

If you're buying your Christmas lights from multiple sources, you're going to have a tough time matching the different variations of white. There's a considerable lack of consistency among manufacturers. And most retailers don't bother to assure consistency of color among their product line. They just go for the best prices.

Is pure white really what you want?

Be sure, though, that pure white is really what you want. Because many feel that this variation of white is a bit harsh. Others really love the purity of this variation of white. In fact, we've noticed that pure whites are experiencing a surge of popularity of late. Each year, it seems, we sell more and more of them.

What color light bulb is considered cool white?

Bulbs that provide light at around 4100K to 5000K are considered "cool white" and these start to have a slightly blue feel to them. Bulbs that provide light at around 6500K are considered "daylight bulbs" and these have a definite blue and cool sensation to them.

What is a warm white light bulb?

WARM WHITE. A "warm white" bulb is usually considered to be below 3000K (3000 kelvin). This is the light color provided by an incandescent bulb (2700K) or halogen bulb (2850K). As an incandescent or halogen bulb is dimmed, it becomes even warmer -- slightly orange -- in appearance. It may dip to about 2200K or below.

What color are CFLs?

These whiter or bluer colors are considered "cooler" in appearance.

What color light should I use for a kitchen?

Without knowing what color temperature your current lighting is, it's hard to make a recommendation. However, since there is more natural lighting in your kitchen now, I may suggest a 3500K or 4100K light that will be closer in color to the natural daylight without making your space feel too "cold" or blue.

Do CFLs have white or warm colors?

CFLs and LEDs can also provide a "warm white" appearance, and you'll need to choose CFLs or LEDs if you want the other color temperatures listed below.

Is a light bulb warmer than an incandescent?

Brittney @ Lighting Supply. That's a great question. Yes, these bulbs are still considered to be on the "warm" end of the color temperature scale. However, since the housing of the bulb is amber in color, the light will appear much warmer than a typical incandescent with clear housing.

What color is warm white?

Warm white (3,000 to 4,000 Kelvin) is more yellowish-white. These bulbs are best suited for kitchens and bathrooms.

What is the color of a soft white light bulb?

Soft white (2,700 to 3,000 Kelvin) is warm and yellow, the typical color range you get from incandescent bulbs. This light gives a warm and cozy feeling and is often best for living rooms, dens and bedrooms.

What is watts in LED bulbs?

The watts are the amount of power a bulb consumes. If you've made the switch to LED bulbs, you should be more concerned with lumens instead of watts .

Why are smart bulbs so convenient?

Color temperature is one of the reasons smart bulbs are such a convenience. Instead of buying bulbs specific to a room or activity, you can change the color of the lights on the fly.

What is the Kelvin rating of a light bulb?

Apart from brightness, you also have to consider the color of the bulbs. This is typically denoted by a Kelvin rating (usually 2,700 to 6,500) and accompanied by a descriptive name, such as soft white or daylight.

What is daylight color?

Daylight (5,000 to 6,500 Kelvin) has a more bluish tone. This light color will maximize contrast for colors, making it ideal for working, reading or applying makeup.

Do the colors of lights matter?

The fact of the matter is, the color of the lights you install matters. Different colors have different functions and you should be paying attention to where you install those colors.

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