This nft represents the RGB pixel which is a single unit of a device screen. The loop is fast enough for the graphic elements to blend so it looks like they are always apparent even though none of the frames has all elements at once.

This animation is made out of only three frames but feels like there's a certain amount of randomness to it, even though there's not

The colors create illusion of a wide spectrum, but really there's only three colors on the screen: red, green, and blue