The answer to all of this is, basically, "food coloring." In the case of pasta, this is often done with vegetable extracts; for example, orange pasta may be colored with carrot juice or squash/pumpkin. Black pasta is often colored with squid ink. Green pasta is generally colored with spinach juice. Purple pasta comes from beet juice.
penguins can have bright purple black orange and dark grey beaks.
the colour of the sumatran tiger is orange and black but it is the smallest tiger
A nucleus is not coloured. Usually they are black. Blackis not a colour, it is a tint.
The color of the black box is orange.
bluegrey... (If that is even a color)
Bright Red and orange and full black and every other colour
white light is all coloured light combined, black is absense of light (so absence of colour)
the skin colour of a cheetah is light orange with black spots
Cole's favourite colour is black and his brother Dylan's is Orange.
purple its the color of royalty
the color of the cilia is black:)
Bornean Orangutan are brownish orange with red undertones. Sumatran Orangutan are mostly brighter orange in color.