The meaning of blue and purple

Blue: Blue is one of the three primary colors of red, green and blue light, and it is a cool tone.

Purple:? Purple is a mixture of red (6 10-760 nm) and blue (450-485 nm). Red and blue pigments can be mixed to get purple, which belongs to the middle tone of cold and warm.

2. Different wavelengths:

Blue: The wavelength is 440 ~ 475N·nm, which is the shortest of the three primary colors and belongs to short wavelength.

Purple:? The wavelength of purple visible light is shorter than that of blue, ranging from 380nm to 420nm. It is also the shortest wavelength light that human beings can see from the spectrum, and it is called Violet in English. What is shorter than its wavelength is called ultraviolet light.

3, the color relationship is different:

Blue: the contrast color of blue is orange; The complementary color is yellow; The color of lovers is red; The adjacent colors are cyan and magenta.

Purple: In tone contrast, purple and yellow are complementary.

4. Different symbolic meanings:

Blue:

Blue loyalty is related to the long-term, and the blue that gives people a deep feeling visually is a symbol of loyalty. Those humble blue flowers: violets, Veronica and forgetting me are all symbols of loyalty. Blue also represents the positive side of fantasy, symbolizing utopia and unreachable ideal.

There is a legend that a girl stood by the roadside where her lover said goodbye to her for a long time in order to wait for her lover to come back, until she finally became chicory with tiny blue petals-"chicory" means "the person waiting by the roadside" in German.

In medieval court literature, loyalty was embodied as a woman in a blue skirt, and sitter-"sitter" means "enduring". In Britain, the wedding custom requires that every bride's dowry should have a big blue thing-loyalty.

Purple:

In China tradition, purple represents the spirit of saints and emperors. For example, the Forbidden City in Beijing is also called the Forbidden City, and there are so-called purple spirits from the East. Affected by this, the Japanese royal family still respects purple. This stems from the worship of Polaris in ancient China. Of the five elements, purple belongs to gold, and gossip nine purple belongs to fire.

In the west, purple also represents nobility, and it often becomes the favorite color of nobles. This is because the purple dye commonly used by the ancient Roman Tyres was only worn by nobles, and almost all the clothes dyed were dark red, which was also very popular with the monarch at that time. In Byzantine times, emperors from royal blood would add the word "Zi Sheng" to their titles to show their orthodox blood, which was different from monarchs who obtained the throne by other means.

Purple has been the color of religion since ancient times. In Christianity, purple represents supremacy and power from the Holy Spirit. The clothing, curtains and sacred objects of Jewish high priests often use purple.

Catholicism calls purple bishop color. Bishops wear purple; Cardinals wear scarlet. The main color of Pentecost (waiting for the birth of Jesus) is purple. Purple represents sacredness, honor and love. In high etiquette churches (such as Catholicism and Anglican Church), purple tablecloths and purple candles will be replaced.

Baidu Encyclopedia-Blue

Baidu encyclopedia-purple