Describe the feature

Many pigments do not match their colors, brown is close to yellow,
black shimmers with all the colors of the rainbow and not only

Additional context

No response

Not sure about brown, but black is supposed to be rainbow.
What version are you on? This should have used the bug report template.

Не уверен насчет коричневого, но черный должен быть радужным. На какой версии вы находитесь? Для этого должен был использоваться шаблон сообщения об ошибке.

1.20.1 0.11.2 Why is black actually rainbow, I would like to know what is the reason for this?

ok