There are other “colors of noise”, but they have a fairly technical definition and don’t sound meaningfully different from white noise to the untrained ear. They basically describe how power density scales with frequency. Like, white noise distributes power equally to all output frequencies, whereas brown noise distributes more power to lower frequencies and less to higher frequencies – so brown noise sounds basically like white noise with more bass.
https://en.wikipedia.org/wiki/Colors_of_noise
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