The right light for mirrors and make-up

Whether make-up, shaving and hair turn out well at the mirror depends a great deal on where the light comes from and its colour. How to set up light that shows your face accurately.

Make-up applied carefully at home suddenly looks too heavy outdoors, the blusher uneven and the foundation a different shade from the neck. Men run into something similar: a shave that looked clean in the mirror reveals missed patches in daylight. The cause is often poorly arranged light around the mirror.

The problem with overhead light

Most bathrooms have a single fitting above the mirror or a ceiling spot. Light from above exaggerates the contours of the face, casting shadows under the brows, under the eyes and beneath the nose and chin. These shadows make under-eye circles look darker than they are, so people use more product than needed to cover them. In daylight the shadow disappears and the extra layer shows.

A window behind the mirror, or light coming from behind you, is even worse: your face stays in darkness and only your silhouette is clear in the mirror.

The best setup: light from the front and sides

The most reliable way to light a face evenly is to bring the light in at face height from both sides. A few practical options:

• vertical wall lights or linear fittings on either side of the mirror, at roughly eye height;
• an illuminated frame around the mirror or a backlit mirror;
• a row of frosted bulbs around the mirror, as in theatre dressing rooms;
• a ring light for a tabletop make-up mirror.

Light from the sides “fills in” the shadows from each direction so every part of the face looks even. The general light overhead can stay, but it should not be the only source.

Because the light is close to the face, glare is especially noticeable. Visible LED points or clear bulbs tire the eyes and make looking into the mirror uncomfortable. So for mirror lighting:

• choose fittings with frosted diffusers or opal glass;
• prefer light sources with a large surface, since a long linear light is softer than a single point;
• a dimmable option is handy for rushing out in the morning and for softer light in the evening.

Colour temperature: which is most accurate

For make-up, the colour of the light directly affects the result. Very warm light (2700K) makes skin look golden, so foundation and blusher are often chosen too light and cool, and then look grey in daylight. Very cool light (6500K) makes skin look pale, so people tend to use more blusher and bronzer.

The most balanced choice is neutral light, around 4000K. Some people find slightly warmer light, around 3500K, more comfortable. If you are doing make-up for a daytime office, neutral light is more accurate; for an evening event, a final check under a warmer tone close to the venue lighting is useful.

CRI: the most important figure here

Mirror lighting is one of the places where the colour rendering index matters most. Low-CRI light mutes the pink and reddish tones of skin and distorts the true colour of lipstick and blusher. For make-up and skincare, choose lamps of Ra 90 or higher. It is also important that all lamps around the same mirror share the same colour temperature and CRI level.

Safety in the bathroom

The mirror is often above the washbasin, where water splashes. Fittings used there must withstand moisture and water droplets; the product's ingress protection (IP) rating tells you this. Leave electrical work in bathrooms, especially adding a new circuit or socket, to a qualified electrician. Do not use mains-powered tabletop make-up mirrors or ring lights near water.

A final-check habit

However good the lighting, it is worth getting into the habit of checking your make-up once in daylight, in front of a window. Turn your face slowly left and right in the window light and look over the blending, the brow line and under the jaw. This one-minute check reveals the weak points of your mirror lighting and, over time, helps you see what needs to change to improve it.

Wall lights and small fittings beside a mirror can take Zəfər İşığı E14 bulbs; you can filter the catalogue by cap to find the right bulb for your fitting.