![So my girlfriend just told me that tennis balls are green not yellow and now my mind is blown. : r/ColorBlind So my girlfriend just told me that tennis balls are green not yellow and now my mind is blown. : r/ColorBlind](https://i.redd.it/l55jm7c8nsb41.jpg)
So my girlfriend just told me that tennis balls are green not yellow and now my mind is blown. : r/ColorBlind
Hugh M. Cunningham Companies - The latest internet color debate...are tennis balls green or yellow?? | Facebook
US Open Tennis on Twitter: "What color is a tennis ball, green or yellow? Vote by tweeting #USOpenNow and “Green” or “Yellow”! https://t.co/x7uBpXId2C" / Twitter
![What colour are tennis balls? Roger Federer finally confirms if they're green or yellow - Mirror Online What colour are tennis balls? Roger Federer finally confirms if they're green or yellow - Mirror Online](https://cdn.jwplayer.com/v2/media/G0FvTTxk/poster.jpg)
What colour are tennis balls? Roger Federer finally confirms if they're green or yellow - Mirror Online
![Tennis balls. Sport, fitness equipment, black, yellow and green tennis balls in various angles vector illustration set. Tennis game balls Stock Vector Image & Art - Alamy Tennis balls. Sport, fitness equipment, black, yellow and green tennis balls in various angles vector illustration set. Tennis game balls Stock Vector Image & Art - Alamy](https://c8.alamy.com/comp/2FN0PWD/tennis-balls-sport-fitness-equipment-black-yellow-and-green-tennis-balls-in-various-angles-vector-illustration-set-tennis-game-balls-2FN0PWD.jpg)