Red is the color at the low frequency end of the visible spectrum, with a frequency of 380 to 480 Hz. It is one of the three primary colors of light and one of the four psychological colors. The optical complementary color of red is cyan. Red is one of the three primary colors of light. It can be mixed with turquoise and indigo to produce any color.

Red is the color at the low frequency end of the visible spectrum, which can stimulate the observer's vision through energy. The frequency is 380 to 480 Hz, which is similar to the color of fresh blood. Ordinary people can't see electromagnetic waves with frequencies lower than red, which are generally called infrared rays.

Clothing color

Red is a symbol of life, vitality, health, enthusiasm, vitality and happiness. Because red has the lowest light wave frequency, the longest wavelength, the strongest diffraction ability and the most eye-catching in the visible spectrum, it gives people a sense of visual proximity and expansion, and is easy to cause excitement, excitement and tension.

Red has a strong and exposed personality, full of strength and impulse, positive connotation and enterprising spirit, and is loved by lively and active people. Because of the difference in hue, lightness and purity, different reds will have different psychological effects when used in clothing.

For example, red is warm and vigorous, blushing is simple and steady, purple is gentle and elegant, pink is bright and bright, roses are bright and gorgeous, and wine color is deep and elegant, especially pink magenta gives people a feeling of health, dream, happiness and shyness, full of romantic sentiment.