Lighting is the cheapest way to change how a setup looks and feels, and also the easiest to overdo. The aim is a soft, even glow around the screen, a little task light for the keyboard, and colour used with restraint. The sections below go through each type of light, where it goes and what to check before you buy.
01Why light behind the screen helps
Staring at a bright monitor in a dark room makes your pupils work hard between the screen and the darkness around it. A gentle light behind or around the display, known as bias lighting, reduces that jump and many players find it more comfortable over a long session. It does not need to be bright. A glow on the wall at roughly a tenth of the screen's brightness is enough, and neutral white close to the screen's own white point keeps colours looking accurate.
02Wall panels, hexagons and other shapes
Modular wall panels, most often hexagons or triangles, clip together into a pattern above or behind the desk. They give a strong feature and can be set to warm white for everyday use. Before you buy, count how many panels the controller can drive, check the total size of the layout you want, and plan where the power lead will run. Most kits fix with adhesive pads, which suits rented flats but can lift paint when removed, so test a hidden spot first. Hexagon kits sold for garage ceilings are a different product and far too bright for a bedroom.
03Monitor light bars
A light bar sits on top of the monitor and throws light down onto the keyboard and desk without reflecting off the screen. It is the best task light for a gaming desk, because it takes up no surface and does not glare. Look for an asymmetric beam, adjustable brightness and colour temperature, and a clip that fits the thickness of your screen, especially on curved monitors. Most run from a USB port on the monitor or PC, so no extra plug is needed.
04LED strips under the desk and behind the screen
Strips are flexible and cheap, and they work well hidden under the desk edge, along the back of a shelf or on the back of the monitor. Choose a strip with a diffuser or a high LED density so you see a line of light rather than a row of dots. Cut only at the marked points and keep the adhesive surface clean and dry before fixing. Measure the run before ordering and add 10 cm for the corners. A strip on the back of the screen is the simplest form of bias lighting.
05Colour temperature and colour
Red and amber are gentler late at night than bright blue. Rainbow cycling looks good in a video but tends to be tiring in real life, so keep it for occasional use.
06Syncing with games and screens
Many gaming lights connect to an app over Wi Fi or Bluetooth and some can follow the colours on screen or react to music. Syncing with a PC usually needs the maker's software running, while console sync often relies on a camera or an HDMI box. Check which platforms are supported before relying on a feature, and whether the light keeps working from its own buttons if the app is closed.
07Lighting a bedroom or small room
In a bedroom, gaming lights share the space with sleep, so put everything on one switch or a smart plug and keep a warm, dim setting for the last hour of the evening. A bedside lamp with a warm bulb is still the best light for reading. Avoid panels on the wall above the bed, where they shine straight into your eyes when you lie down, and use the wall behind the desk instead.
08Lighting for streaming
Coloured background light looks good on camera, but your face needs a soft white light from the front, slightly above eye level, or the webcam will struggle. Keep the background a little darker than your face and avoid placing a bright panel directly behind your head, where it causes a halo.
09Power, heat and safety
Plan sockets before you plan shapes. Several panels, a light bar and a strip can quickly need three plugs, so a single extension lead behind the desk with a switch makes turning everything off at night easier. Use the power supply that comes with each light, keep adapters ventilated and avoid running mains leads under a rug. Good LED lighting stays cool to the touch and lasts for years, but cheap adhesive is often the first part to fail.