Winsor & Newton Artists' Oil Colours

What are the primary colours in the Winsor & Newton oil colour ranges?

Oil Paint - Mars Black, 37 ml

Winsor & Newton Artists Oil Color Cadmium Yellow 37ml

Winsor & Newton Artists' Oil Paints and Sets

Winsor & Newton Artists' Oil Color 200ml Tube - Yellow Ochre

Winsor & Newton Artists' Oil Colours - 8 New colors for 2022

Winsor & Newton Artists' Oil Color 37ml - Iridescent White

Artists' Oil Colour - Brown Ochre, 37ml

Winsor & Newton Artists' Oil Color - Warm Brown Pink 37 ml