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Constellation map on dark blue background
Calligraphy in blue with a brush on the surface
Chunks of crushed ice on a blue background
The gas burns on the stove with a blue flame
Electric lamp-bottle on a blue background
Creative drawing of a windmill on a blue sky background
A blooming tree on a blue background
Shadow and tenderness on the blue firmament
Blue balloons on the Christmas tree
Red poppies on a blue sky
Sunset on the sea. Blue sky with lush clouds
Blue sky of the forest on a sunny day
Creative drawing of a windmill on a blue sky backgroundCreative drawing of a windmill on a blue sky background