You can see the sky is so blue. White clouds float on it in a light, soft and lazy way. The threads are like ink dripping on the blue base paper. It doesn’t need to be described deliberately and daubed arbitrarily. In the sunshine, there is a rainbow in the sky, not particularly bright, but hazy still cannot hide her beauty. The blue sky, white clouds and rainbow have become a beautiful little fresh and beautiful mobile wallpaper of the sky.
Blue is the symbol of perpetuity, it is the unkindest color. Blue is very pure, usually reminiscent of the ocean, sky, water, the universe. Pure blue shows a kind of beauty, calmness, reason, serenity and vastness. Because of its calm nature, blue has lucid and accurate images. In addition, blue also represents melancholy, which is influenced by Western culture. This image is also used in the profitable design of fictional works or emotional pleas