How to Measure the Color of Tennis Balls

Tennis balls can be different colors at different tournaments. Wimbledon has an official standard color that they demand from Slazinger or whoever make their tennis balls. How do you know that you're actually producing this shade? It's like, well, nowYou need machines that can measure the wavelength of light and you're looking for something that's within this range. And then I think you would then take the wavelength of like a lemon and the wavelength of a lime. If it's closer to the lemon than the lime, yellow wins. And if it's close to the lime, green wins.