Lighting a child's room: a few notes for a softer space

When you're putting together a child's room, lighting is often the last thing on the list. Yet it's one of the biggest factors in how the room feels throughout the day.

A child's eyes let in more light than yours

Young children have clearer lenses and larger pupils. So light that feels soft to you in the evening can still be quite bright for your child. A good place to start is to look at the room through their eyes, not yours.

It's not how much light, but where it comes from

If you can see the bulb directly, that light is harsh. Bouncing the same light off a wall or the ceiling softens the room noticeably — and that doesn't mean making it dim. The brightness stays the same; the harshness goes away.

The most practical place to apply this is recessed lighting. The downlights themselves aren't the problem; where they are can be. Keep the spot directly above the bed or crib clear. For a child lying on their back, a ceiling bulb can be a source of discomfort you never notice. Moving the light a little to the side or angling it toward the wall is usually enough.

It also helps not to make a single ceiling fixture do all the work. Lower, softer light coming from a few spots around the room always makes for a calmer space than one strong source.

Let the light come down slowly in the evening

During the day, let the room be bright — play, books and diaper changes all need light. Toward evening, letting the light fade slowly is the simplest way to tell a child "the day is ending" without saying a word. Bedtime routines work largely because they're predictable, and dimming the light can be part of that routine.

That's why a dimmable fixture is one of the most useful choices for a child's room. The same lamp is bright enough for a diaper change during the day and won't wake anyone at night.

The color of light: stay on the warm side in the evening

Bulbs differ not only in brightness but also in color. Some light leans yellow and softens the room; some leans blue and feels like midday. Bulb packaging shows this as a number — lower numbers mean warm light, higher numbers mean cool light.

This has been measured specifically in children. In a study comparing children and adults under two different kinds of light in the evening, bluish cool-white light suppressed the sleep hormone in children markedly more than warm light did, and the children also felt less sleepy under it. The same difference didn't show up in adults. The researchers' recommendation is clear: warm, low color temperature light at night — especially for children.

In practice, that means choosing lamps from the warm end for the evening. A more neutral light during the day is fine; what really matters is the color of the light left in the room from late afternoon on.

With night lights, brightness is what matters

People talk a lot about which color is best, but what matters more is how dim it is. A night light that's too bright can delay sleep, whatever its color. A single soft light placed low, away from the bed and switched on only when needed is usually enough.

If your child is afraid of the dark, leaving all the lights on isn't the answer. For most children, fear of the dark shows up for a while and passes on its own; the way to see them through it isn't to light up the room, but one dim light and a consistent evening routine.

The wall is still there at night

When you choose a wallpaper, you see it in daylight, in a bright room. But the same wall is still there at night — and in the dark, the eye loses colors and fine details, leaving only rough outlines.

For a young child, the line between real and imagined isn't sharp yet. In interviews with children who are afraid of the dark, the children themselves describe how things they love during the day, and pictures on the wall, turn into something else at night. So when choosing a design, the second question to ask is: what do its outlines look like at night?

A soft, airy design whose shapes are easy to recognize is more comfortable in this respect; a design made only of clouds stays clouds at night too. A dense, dark, busy wall keeps the eye occupied during the day and leaves shadows open to interpretation at night. We covered leaving open space in a design in a separate post.

Softness, not color

"Blue calms, red energizes" sounds scientific, but the evidence behind it isn't as solid as people think. Something else holds up more consistently: how vivid and sharp a color is matters more than which color it is. So the right question isn't "blue or pink?" but "how soft?" A softened red makes for a calmer room than a sharp blue. We went into this in detail in our post on color.

There's a practical side to this too: a light, soft-toned wall — for example, a light-background design like Wildflowers — reflects the light coming into the room, while a dark, dense wall absorbs it. In rooms with little daylight, you can feel the difference.

Frequently asked questions

Can you have ceiling downlights in a child's room?

Yes. The problem isn't the downlight itself, but where it is. Just make sure it isn't directly above the bed or crib; a light moved to the side or angled toward the wall does the same job without bothering the eyes.

What color should a night light be?

Look at brightness before color. Warm tones suit the evening better, but a lamp that's too bright can delay sleep whatever its color. If you can make out details clearly, the light is probably too much.

Does dark wallpaper make a child's room darker?

Yes, noticeably. A light, soft-toned wall reflects the light coming into the room, while a dark, dense wall absorbs it. The difference is more pronounced in rooms with little daylight.

Should a nursery be dark during the day too?

No. Keeping the room bright during the day helps establish the difference between day and night. Blackout is more of a choice for nighttime sleep; we'll cover choosing curtains in a separate post.

Sources

• Lee, S. et al. (2018). Melatonin suppression and sleepiness in children exposed to blue-enriched white LED lighting at night. Physiological Reports, 6(24).
• Higuchi, S. et al. (2014). Influence of Light at Night on Melatonin Suppression in Children. Journal of Clinical Endocrinology & Metabolism, 99(9).
• Zisenwine, T., Kaplan, M., Kushnir, J., Sadeh, A. (2013). Nighttime Fears and Fantasy–Reality Differentiation in Preschool Children. Child Psychiatry & Human Development, 44(2).
• Wilms, L., Oberfeld, D. (2018). Color and emotion: effects of hue, saturation, and brightness. Psychological Research, 82(5).
• Children's Hospital Colorado. Fear of the Dark: How to Help Your Child.
• John Cullen Lighting. Children's Bedroom Lighting Ideas.