> The primary colours(yellow, red & blue) we were taught to paint with in school are wrong. The actual correct primary colours are yellow, magenta & cyan. The proof is in your printer cartridges.
...but two paragraphs later:
> Primary: red, yellow and blue, these colours can not be made from any other colours and are the building blocks of the other categories.
(My vague and possibly-incorrect understanding is that any three hues can be used as "primary hues", but different choices will result in different hue spaces, and it's just that CMY and RBY produce spaces that are useful in printing and painting, respectively.)
> The primary colours(yellow, red & blue) we were taught to paint with in school are wrong. The actual correct primary colours are yellow, magenta & cyan. The proof is in your printer cartridges.
...but two paragraphs later:
> Primary: red, yellow and blue, these colours can not be made from any other colours and are the building blocks of the other categories.
(My vague and possibly-incorrect understanding is that any three hues can be used as "primary hues", but different choices will result in different hue spaces, and it's just that CMY and RBY produce spaces that are useful in printing and painting, respectively.)