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sleebus_jones t1_ixx7ukz wrote

It's the pH. Toss some vinegar in there and see what happens.

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BagFun3507 t1_ixx8gt5 wrote

I have tritanopic color blindness, it looks grey to me hahaha

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EmperorsarusRex t1_ixxa9sn wrote

Red cabbage is one of the only foods that are naturally blue. People are selectively breeding it to produce a super strong blue for natural food dyes. Theres a lot of money in it

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GnxYgn t1_ixxk5yh wrote

A basic solution will turn it green, and then yellow, depending on ph. And an acidic solution will turn it purple then red, depending on ph.

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