What color is sourness?

Sourness is yellow because…

• “Lemons are yellow, and lemons are sour, so therefore sourness is yellow.”
• “The yellow skittles are very sour.”
• “Lemons.”
• “Lemons are yellow, and they are sour.”
• “Lemons, duh.”
• “Lemons.”
• “Lemons.”
• “Snake licking lemons.”
• “A very neon stinging yellow because of lemons and that sharp feeling in your mouth.”
• “Lemons!”
• “Yellow is like a sour lemon.”
• “Sour patch kids are yellow.”
• “Lemons are the poster child of sour and lemons are yellow.”
• “Lemons are yellow.”
• “Lemons are sour, and sourness makes you immediately stop looking, tasting, hearing, touching something, like the sun which you look away from after a while. You don’t like to hear nails on a chalkboard, and nails can be painted yellow. ”
• “Yellow and green, lemon and lime!”
• “I feel like lemons are really sour, and when I think of sour candy, I think of those like little, sour, yellow candy balls.”
• “In the xirpulnic factory they put yellow colouring on the sour pills, so I took them a lot because sour tastes good. But now I don’t have teeth.”
• “Bitter like lemons.”
• “Lemons are sour.”
• “Sour lemon yellow.”
• “Because lemons are sour.”
• “Lemons. ”

Sourness is green because…

• “Sour apples, limes, acid—I just think of a lot of sour stuff as green.”
• “Apples are green, and sour sour apple is the best flavor. ”
• “Limes. ”
• “Probably Warheads and the impact it had on me as a child.”
• “Sour apples and sour candy is often green.”
• “The candy Warheads.”
• “Sour green apple.”
• “Really, sourness isn’t so much green as green is sour. Green is associated in cartoons with acid and poison, and overly sour things do start to feel like they’re burning your tongue with how acidic they are.”
• “I think of limes when I imagine something sour. ”
• “Most sour items are made with citric acid, and acid is often associated with green.”
• “I put sweetness as pink so I thought green was more fitting with this answer cause I think of neon green or yellow green when I think of sour stuff.”
• “Sourness can be nauseating and green is associated with nausea.”
• “I associate sourness with sour candies, and I associate sour candies with green.”
• “Green apples are sour.”
• “Limes.”
• “Sour apple flavoring and lime flavoring are both green.”
• “Lots of sour candy is either yellow or green, and flavored lemon or lime. However, lime is arguably more sour than lemon.”
• “Limes are sour, and they’re green.”
• “Limes and sour apples.”
• “Warheads.”
• “Sour apples are green!”
• “Many candies brand their sour-tasting stuff with acid, and acid is green.”
• “Every sour candy is green. ”

Sourness is orange because…

• “It’s like when you bite into an orange, and the color of the orange intensifies really quickly inside my mind.”

Sourness is blue because…

• “Sourness is yucky which makes you feel sad, and sadness is blue.”

Sourness is pink because…

• “I only put pink because it reminds me of grapefruit. It’s like a reddish orange/coral pink.”