What does the blue sky and colorful clouds represent?

The blue sky and colorful clouds represent elegant and pure mood, like clouds and elegant arts traveling around the Sunday, with light colors moving with the wind.

Clouds that are colored due to the refraction of sunlight are mainly red, and often appear on the horizon in the early morning or evening on sunny days. It gives people a particularly comfortable feeling.

the colorful clouds have a good meaning, and they are also called "colorful auspicious clouds", which is a sign of good luck.