The answer is part safety and part appearance.
A dark pool bottom and sides makes it hard to see the bottom. In some cases, it can look even "bottomless". This can be dangerous because someone may jump or dive in thinking that the water is deeper than it really is and injure themselves.
Also, a dark colored pool bottom and sides will make the water look dark and most people do not find "dark" water very attractive, instead thinking that the dark water looks more like a dirty pond than a crystal clear pool.
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Some people want that "lagoon" look.
colors such as silver, bright green, teal, and orange go good with red accents.
Orange and blue, with white accents.
Color Scheme
Burgundy and gold accents will compliment Butterscotch walls.
Team colors are red, black, and white. The home uniforms are red and black with white accents. The away uniforms are white and black with red accents.
White is the main color with black accents typically.
Seven, generally: Red, Orange, Yellow, Green, Blue, Indigo, Violet.
Black or blue ink are generally considered to be the best colors for note-taking. They provide good contrast against the paper, making your notes easier to read. Additionally, these colors are generally more professional and suitable for different situations.
There are many colors that are considered good for a logo. Examples of colors that are considered good for a logo are bright colors such as yellow, blue, and red.
Black and White are considered neutral colors
Red, Black and White
because they colors are opposite