Mason pool colors will allow you to prepare pool and spa plaster mixes, decking systems and pool paints that will stand the test of time. For water that appears green, look for green, tan, brown or black pigment. Pin By Neds78 On Pools Pool Bar Design Pool Colors Pool Pavers Simply dip one test strip into pool or spa water at elbow’s depth and remove immediately. Pool plaster colors chart . Trust aquatic technologies for quality commercial or residential pool interior resurfacing/painting. Pool plaster color can also play a role in hiding imperfections. The darker your finish, the darker your pool water will be. Graphite grey is a dark grey gelcoat with a light blue shimmer highlight. From a natural sage color on the steps, into a bright blue water color in the heat of the day. Certain colors incorporate shimmering sea for added elegance. For water that looks primarily blue, select a finish with white, blue or gray pigment. While light will have the biggest influe...