Graphite grey is not quite as dark as ebony blue, and once water is added, provides a beautiful shade of blue. The more depth a pool has, the deeper the color will be. Sedona With Sand Gunite - Pioneer Family Pools Pool Colors Pool Landscape Design Pool Liners Inground The color of the pool liner will set the entire mood of your outer space as it is the focal point and must complement the surroundings as well as stand out a bit. Pool liner colours in water . Apart from the pool water color, it’s important to point out that dark pool liners help keep the water temperature warm. It’s tough to know what the liner will look like until water is added to the pool, but with our water colour selector you can see how different liner colours react differently when water is. The colour of the liner will dictate the colour of the water. It is one of the most chosen colors for the lining of the pool. This group includes colors/patterns like natural blue, deep blue fusion, blue granite,...