Which liner colour to choose for your pool
The liner colour is the backdrop to the water: light colours give bright, turquoise water, while dark colours give deep, reflective water that warms up a little more easily but shows dust more.
Why the water takes on the liner's colour
Clear water absorbs slightly more of the red part of light and lets the blue through. That is why the deeper it is, the bluer it looks. The liner acts as a backdrop: light passes through the water, hits the floor and walls and comes back to your eye "tinted" by both.
That is why the colour of a sample is never the colour you will see in the pool. A white sample gives turquoise water, a grey one can give blue-green, a beige one gives a lagoon look. Three more factors change the result:
- Depth: in the shallow end the water looks lighter, in the deep end more intense. With 1.10 or 1.50 m walls the difference is visible, but not large.
- Sky and time of day: with a clear sky at midday colours are more vivid; on cloudy days or at dusk everything darkens.
- Surroundings: the surface reflects whatever is around it. Lots of trees make the water greener, white walls make it brighter.
The colours at a glance
| Liner colour | Water colour | How much dirt shows | Usually suits |
|---|---|---|---|
| White | Light turquoise, very bright | Almost everything shows: leaves, dust, stains | Island-style, white houses |
| Light blue | Clean, steady blue | Moderate | Almost any house, families |
| Light grey | Natural blue-green, changes with the weather | Hides dust fairly well | Modern houses, grey stone |
| Dark grey, anthracite | Deep, lake-like, with strong reflections | Light-coloured dust and scale show | Minimalist architecture, pools with a view |
| Sand | Greenish lagoon turquoise | Hides sand and dust very well | Stone houses, gardens in earthy tones |
| Green | Intense green-turquoise | Hides leaves, but also the first signs of algae | Lush gardens, mountain settings |
Temperature: how much colour matters
Dark colours absorb more solar radiation, light colours reflect it. So an anthracite liner warms the water a little faster than a white one, mainly in small pools with lots of sun and at the start or end of the season. But the difference is small compared with a solar cover, which cuts night-time losses. If you want a longer season, colour is a bonus, not a solution.
Dirt, stains and wear
Each colour hides whatever resembles it. Dust and sand disappear on beige and light grey, dark leaves on green and anthracite. On the other hand, light-coloured dust, pollen and calcium scale show up strongly on a dark liner, while on white you see leaves and the brown stains they leave.
There are two practical consequences. A colour that shows dirt means more frequent cleaning, but it warns you earlier. A colour that hides dirt can also hide the start of a water problem. Over the years, sun and chlorine fade every membrane slightly; the change is more noticeable on dark and intense colours.
How to decide
- Start with the house: wall colour, flooring, window and door frames. The water should work with them, not compete with them.
- Look at what is around: lots of trees mean leaves and shade, so choose forgiving colours.
- Think about who will clean and how often. For a holiday home left unattended for days, a mid tone is the more relaxed choice.
- Look at the sample wet, in the sun of your own garden, and if possible at photos of pools with the same colour.
The 1.5 mm PVC liner with internal fibre reinforcement is available in many colours or with a mosaic pattern, and comes with a 10-year written warranty.
We use Haogenplast membranes. See all their ranges, from the solid-colour Classic to the 3D StoneFlex and StoneTile, with photos and colours, on the Haogenplast liners page.
Questions
Which liner colour needs the least work to look clean?
Mid tones such as light grey, sand and light blue hide dust and small leaves better. White and anthracite show dirt more, each in a different way.
Is there a patterned liner instead of a plain colour?
Yes, there is a membrane with a printed mosaic pattern that gives the look of tiles without grout lines. See when it suits in mosaic-pattern liner.
See also
Mosaic liner
A mosaic-print liner gives the look of tiles without grout lines that turn black. Which homes it suits, how…
Reinforced PVC membrane
Reinforced PVC pool membrane: what the reinforcement does, how it is hot-air welded on site, and how it…
Liner stains
Pool liner stains: how to tell metal, organic and waterline stains apart, how to clean them without damage,…