Blue label wallpaper on telephone / page 25

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Blue background and operating system logo

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Green lantern logo on a blue background

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Dark blue Avengers logo

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Minimalism blue clouds with lightning

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The skull of a duckling in a blue suit

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Blue clouds in the style of minimalism

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A blue apple Apple in a white blob on a black background

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Windows logo on a blue button on a background of crumpled paper

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A blob on the background of a blue gradient

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White and black squares on a blue background

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A painted whale on a blue background

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Pink heart on a blue background