#Blue Sky
Blue sky wallpapers are a well-loved category of screen decorations centered on diverse, ever-changing clear sky scenes captured across different regions and time periods. They cover a wide spectrum of visual styles, ranging from the deep cobalt, cloudless skies that stretch endlessly over high-altitude areas like the Qinghai-Tibet Plateau, to the soft mint-tinged light blue summer skies dotted with fluffy cumulus clouds above coastal destinations, and the dreamy gradient dusk skies blended with tints of pink, orange and lavender that hang over suburban areas during golden hour. The color blue is widely recognized in color psychology for its ability to ease long hours of visual strain and calm restless moods. The unobstructed, open composition of these wallpapers brings a tangible sense of unbounded freedom to any screen; even when you are stuck in a crowded downtown office, a quick glance at the image can instantly evoke the relaxing feeling of standing under the vast open sky with soft wind brushing past your face. Many works also add subtle, down-to-earth details like faint mountain silhouettes, half-hidden kite outlines or distant shorelines to avoid a flat, overly plain visual effect, catering to a wide range of aesthetic preferences.