They are exactly the color of the sky over the moor.

它们和荒野上方的天空的颜色一模一样。

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In fact, the sky has no color. Then why does the sky look blue?

事实上，天空没有颜色。那为什么天空看起来是蓝色的呢？

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The sky has no color.

天空没有颜色。

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But in the middle of all this was a change in the sky color itself that gradually clarified as an upward-streaming brown cloud risen from the earth, as if the world was turned upside down.

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Eerier yet is Robert Moskowitz's "Skyscraper, " from 1998, which presciently depicts the matching behemoths as two solid-black fields of color dark shadows set against a bleakly gray sky.

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Rebel yeller Phillip Phillips threw Tommy Hilfiger's recommendation to wear any color but gray out the window (into a gray and soul-deadening sky) and proceeded to wear two shades of gray for his cover of "Movin' Out" -- because to not wear gray would compromise Phillip Phillips' integrity.

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