The sky is blue most of the time but at sunset it is red. These colours are caused by the refraction of light through the air molecules (mostly colourless gases).
sky blue , black
blue
its white.. but the sky reflects the ocean wich makes it blue (the sky is blue)
On the moon the sky will look blue.
At night darkness emerges for which the sky seems to be black, though originally it is blue. The color blue is visible with the onset of dawn.
Mix a few more shades of sky blue or try adding a tinge of black.
The colors you mix with sky blue to get navy blue would be a dark blue or a black. These will make a navy blue.
Black because green light is absorbed by the blue sky
Pluto is not a planet anymore, but the sky would be black
The blue of Earth's sky is caused by sunlight scattered in the atmosphere. When you get above the atmosphere, the sky turns black. The Moon has no atmosphere at all, and so the sky looks black at any altitude.
Rayleigh scattering.
Blue and black