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Curious Kids: why do we see different colours when we close our eyes?

By Katrina Schmid, Associate Professor, Queensland University of Technology
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Why do we see different colours when we close our eyes? — Anais, aged 7



Hi Anais, thanks for your great question!

The first thing to say is that seeing colours when we close our eyes is totally normal. It doesn’t mean there’s a problem with your eyes (unless what you see changes drastically, but we’ll talk about that later).

There are a few different situations that can cause you to see colours with your eyes closed. The first one is if you shut…


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