Chroma key colour Blue Party Hat
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![Chroma key colour Blue Party Hat Chroma key colour Blue Party Hat](https://rlv.zcache.com/chroma_key_colour_blue_party_hat-rb3b579deb3ae44869b1fa834313697dc_6w0a4_500.jpg?rlvnet=1)
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Chroma key is a special effect that uses the green or blue color on the screen to make it possible to remove part of the image from a photo or video and replace it with something with a different look.