What is your favourite colour? Mine is purple. It is an intermediate colour between blue and red.
Mine is blue!  I have a lot of clothes that are blue!
Blue
Blue is one of the three primary colours of pigments in painting and traditional colour theory, as well as in the RGB colour model. It lies between violet and green on the spectrum of visible light. The eye perceives blue when observing light with a dominant wavelength between approximately 450 and 495 nanometres. Most blues contain a slight mixture of other colours; azure contains some green, while ultramarine contains some violet. The clear daytime sky and the deep sea appear blue because of an optical effect known as Rayleigh scattering.
specimen, and sharp and buried in the feathers of the Liverpool specimen. This feature is variable among other kinds of swamphen. The softness of the rectrices (tail feathers) and the lengths of the secondary and wing covert feathers relative to the primary feathers appear to have been intermediate between those of the purple swamphen and the takahē.
Although the known skins are mostly white, contemporary illustrations depict some blue individuals; others had a mixture of white and blue feathers. Their legs were red or yellow, but the latter colour