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Bathroom Lighting Ideas: Zones, Styles & IP Ratings

27/05/2026
Read Time 8 mins
Written by Ryan Evans
Bathroom Lighting Ideas: Zones, Styles & IP Ratings

Bathroom lighting is consistently under planned and consistently regretted. A single overhead fitting does one job reasonably well; it illuminates the room and fails at everything else. It casts shadows across the mirror, making grooming difficult. It flattens the room aesthetically. It provides no flexibility between a bright morning routine and a relaxed evening bath. Getting bathroom lighting right means thinking in layers: ambient light for the room as a whole, task lighting where you actually need it, and accent or mood lighting for the elements worth highlighting. 

Why layered lighting matters in a bathroom

A bathroom is used differently at different times of day. Morning: bright, functional, task focused. Evening: relaxed, warmer, lower intensity. A single overhead fitting cannot serve both well. Layered bathroom lights use multiple sources at different heights and intensities. This allows the room to adapt.

The practical argument is as important as the aesthetic one. A bathroom mirror without dedicated lighting near it forces the user to work in their own shadow. Make-up applied under a ceiling spotlight often looks very different in natural light. Shaving or skincare in poor mirror light means missed detail. These are daily frustrations with a simple fix.

Bathroom lighting zones and IP ratings

All bathroom lighting must comply with the zone requirements defined by BS 7671. Every fitting installed in a bathroom must carry an IP (Ingress Protection) rating appropriate to its zone. This is a legal requirement, and all electrical work in a bathroom must be carried out by a Part P-certified electrician.

Zone

Location

Minimum IP rating

Zone 0

Inside the bath or shower tray/enclosure floor

IP67 (total immersion)

Zone 1

Above the bath or shower to 2.25m from the floor

IP45 (IP65 recommended)

Zone 2

600mm outside the bath or shower perimeter to 2.25m

IP44

Outside zones

Rest of the room

IP44 recommended as best practice

The zone around a bathroom basin within a 60cm radius of the taps is treated as Zone 2. Any light closer than this distance must carry at a minimum IP44.

Read more: An In-Depth Guide to Bathroom Lighting 

Ceiling lighting ideas for bathrooms

Recessed LED downlights

The most commonly installed and most practical bathroom ceiling light. Recessed spotlights sit flush with the ceiling, offer no surface for damp to accumulate, and are straightforward to clean. Available in fixed and tiltable formats. Tiltable allows direction to be adjusted after installation, which is useful for highlighting specific areas or correcting a placement that does not quite work as planned.

For Zone 1 (directly above the bath or shower), choose fittings with an IP65 rating minimum. For Zone 2 and outside zones, IP44 is the minimum.

Space downlights evenly across the room to avoid dark corners. A common mistake is installing a single central downlight or clustering them in the centre of the ceiling, leaving the room's perimeter in relative shadow.

Square ceiling lights

A square flush-mounted LED ceiling light is a clean, contemporary alternative to recessed spotlights. It provides even ambient illumination from a single fitting and suits bathrooms where the ceiling is too shallow for recessed installation. Pair with a separate mirror light for task lighting rather than relying solely on the ceiling fitting.

Pendant lights

Pendant lights in bathrooms are possible, provided they are positioned outside the bathroom zones and carry at least an IP44 rating. A pendant hung over a freestanding bath at a safe distance from the water creates a hotel-like aesthetic effect that overhead spotlights cannot replicate.

In practical terms, pendants suit larger bathrooms with high ceilings where the hanging length can be sufficient to create visual impact without bringing the fitting close to water zones.

Task and bathroom mirror lighting ideas

Task lighting at the mirror is the most important single lighting decision in a bathroom. It directly affects how well the mirror functions and, therefore, how well the bathroom functions as a grooming space.

Illuminated and backlit mirrors

An illuminated bathroom mirror with integrated LED lighting solves the task lighting problem elegantly. It provides light at the mirror surface rather than from behind the user, and the integrated design means there are no separate wall lights to position, wire, and align.

  • Backlit mirrors create a halo of light around the mirror edge, primarily an aesthetic effect that also provides ambient light.

  • Front-lit mirrors direct light onto the face from the mirror surround, more effective as task lighting because it illuminates the user rather than the room.

You can also find models with adjustable colour temperature with cooler tones for morning grooming and warmer tones for evening baths. A demister pad, available on most illuminated mirrors, keeps the glass clear of condensation, a practical feature if the mirror is used immediately after showering. Choose a mirrored cabinet for all these benefits but with extra storage. 

Read more: Bathroom Mirror Ideas

Wall lights flanking the mirror

Two wall lights positioned either side of the mirror at face height (approximately 170cm from the floor) provide even, shadow-free task lighting. The light comes from the side rather than from above, which eliminates the downward shadow cast by ceiling fittings and is significantly more flattering for grooming tasks.

The wall lights should be at the same height on both sides and spaced to frame the mirror rather than sitting immediately adjacent to it. They must carry IP44 as a minimum given their proximity to the basin zone.

Mirror light bar above the mirror

A single light bar mounted horizontally above the mirror is a simpler and more compact alternative to two flanking wall lights. It provides directional downward light onto the mirror area. Less flattering for face illumination than side-mounted lights but practical in bathrooms where wall space either side of the mirror is limited.

Shower lighting ideas

The shower area is often the poorest-lit part of a bathroom. Overhead ceiling lights do not reach effectively into an enclosed shower space, and frameless or partially open walk-in showers sit in the shadow of the ceiling fitting.

Related: Shower Room Ideas

A recessed downlight directly above the shower illuminates the shower space. In a walk-in shower, this makes a significant practical difference to visibility. In a frameless enclosure, it also highlights the tiles and fittings, making the shower a visual feature of the room rather than a dark corner.

For a shower niche, a small LED strip or recessed niche light rated for the zone adds depth and draws attention to the storage feature. It is a detail that reads as considered rather than functional.

Related: Walk-In Shower Ideas

Bath lighting ideas

Lighting around a bath is where bathroom lighting becomes truly atmospheric. A bath is used differently from a shower, and the lighting should reflect that.

  • LED strip lighting concealed in a recess or shelf behind the bath creates indirect, low-level light that illuminates the floor around the bath without a visible fitting. This works particularly well in bathrooms with a freestanding bath that has clear space around it.

  • A pendant above the bath is the most dramatic option for large bathrooms with high ceilings.

  • Dimmable ceiling lights serve the bath area at lower intensity. A dimmer switch on the main ceiling circuit is one of the most cost-effective improvements to a bathroom's adaptability.

Related: Bath Ideas

Small bathroom lighting ideas

In a small bathroom, lighting has to work harder because there is less room for multiple fittings.

Prioritise the mirror

An illuminated mirror or a single light bar above the mirror handles both task and ambient lighting simultaneously. In a small bathroom where a full ceiling grid of downlights is impractical, a well-lit mirror and one or two ceiling downlights are entirely sufficient. 

Related: Bathroom Mirrors Buying Guide

Use recessed fittings throughout. 

Surface-mounted fittings in a small bathroom add visual clutter and reduce the sense of space. Recessed spotlights, a recessed ceiling fitting, and an illuminated mirror keep every fixture flush with its surface.

Avoid a single central overhead light. 

A single central ceiling fitting in a small bathroom leaves the edges of the room, the mirror area, and the shower in shadow. Two recessed spots, one over the basin area and one over the shower or bath end, with an illuminated mirror, is a better use of the same number of fittings.

Related: Small Bathroom Ideas

Bathroom lighting trends

  • Warm white LED has largely replaced cool white across all bathroom applications. A colour temperature of 2,700–3,000K provides a warmer, more flattering light that suits both morning routines and evening use better than the clinical cool white.

  • Smart and dimmable lighting through voice-controlled or app-controlled fittings that allow the bathroom lighting to be adjusted without physically touching a switch is increasingly common in mid to premium bathroom renovations.

  • Illuminated mirrors as a standard expectation. In a well-specified bathroom renovation, a plain mirror above the basin with no dedicated lighting is increasingly seen as an incomplete installation. The illuminated mirror has become the standard rather than the upgrade.

  • LED strip under vanity units. Concealed LED strip lighting along the underside of a wall-hung vanity unit creates a floating effect and provides low-level ambient lighting for nighttime visits without activating the full overhead circuit.

Related: 11 Bathroom Trends In 2025

Bathroom lighting FAQs

What is the best lighting for a bathroom? 

Layered lighting that combines ambient ceiling light, task lighting at the mirror, and appropriate lighting for each zone. An illuminated mirror or wall lights flanking the mirror, recessed ceiling downlights, and, where relevant, a dedicated light above or within the shower area cover the functional requirements. Add a dimmer to the ceiling circuit for flexibility between day and evening use.

What is the best lighting for a small bathroom? 

An illuminated mirror handles both task and ambient lighting in one fitting. Supplement it with one or two recessed ceiling downlights positioned at the bath or shower end and over the basin. Avoid a single central overhead fitting as it leaves the mirror area in shadow.

What are common bathroom lighting mistakes? 

A single central overhead light. Ceiling lights that cast shadows onto the mirror. Fitting lights too close to water zones without checking IP ratings. Choosing cool white LED when warm white provides better ambience and more flattering task lighting. Not including a dimmer on the ceiling circuit. Installing lights at Zone 2 or closer without confirming IP compliance.

Shop bathroom lighting at Bathroom City

Bathroom lighting is one of the areas where an investment makes a difference to how the room feels and functions. It changes how you use the room, how well you can carry out grooming tasks, and how the room presents itself as a space rather than just a functional necessity.

Related: The Perfect Bathroom Accessories Guide

Browse our full range of bathroom lights, our illuminated bathroom mirrors or our bathroom accessories to complete your space. For advice on planning your bathroom lighting scheme, visit our Birmingham showroom, book a consultation, or call us on 0121 753 0700