It might be grey or greenish blueish
blueish grey and sometimes they look brownish grey
No.
Blueish-greeen skin green petals eyes red
rainbow and blueish Reddish isn't a color either; but blueish and reddish help describe a particular "shade", as in "a reddish bay", or "a bluieish grey".
Leukemia may cause black or blueish patches of skin to appear. This is shown in the film Under The Hawthorn Tree.
The cere, a patch of skin around the nostrils, is blueish in males, pink in females.
If you mean what is in its atmosphere, its methane, which is why the planet has a blueish-green tint.
In the Twilight Saga, his eyes are either amber, or black, in real life, his eyes are grey-ish blue.
Cyanosis is the term used to describe the blueish coloration of the skin usually caused by lack of oxygen.
the dust is grey because the shed skin cells (also know as dead skin) are given off and it is grey, so basically dead skin is dust (Gross isn't it?) (I know, LOL)
no