Color blindness or color vision deficiency (CVD) is the decreased ability to see color or differences in color. Some people with color blindness have major impairment: difficulty in reading traffic lights and some academic activities, discomfort in bright environments, decreased visual acuity, etc. However, most issues are minor, and people with colorblindness automatically develop adaptations and coping mechanisms.
Red is the color at the long wavelength end of the visible spectrum of light, next to orange and opposite violet. It has a dominant wavelength of approximately 625–740 nanometres. It is a primary color in the RGB color model and a secondary color in the CMYK color model, and is the complementary color of cyan. Reds range from the brilliant yellow-tinged scarlet and vermillion to bluish-red crimson, and vary in shade from the pale red pink to the dark red burgundy.
A logo is a graphic mark, emblem, or symbol used to aid and promote public identification and recognition. It may be of an abstract or figurative design or to include the text of the name that it represents as in a wordmark.
A rainbow flag is a multicolored flag consisting of the colors of the rainbow. The designs differ, but many of the colors are based on the seven spectral colors of the visible light spectrum.
World AIDS Day, designated on 1 December every year since 1988, is an international day dedicated to raising awareness of the AIDS pandemic caused by the spread of HIV infection and mourning those who've died of the disease. The acquired immunodeficiency syndrome (AIDS) is a life-threatening condition caused by the human immunodeficiency virus (HIV). The HIV virus attacks the immune system of the patient and reduces its resistance to other diseases. Government and health officials, non-governmental organizations, and individuals around the world observe the day, often with education on AIDS prevention and control.
Color or colour is the visual perceptual property corresponding in humans to the categories called red, yellow, blue, green, etc.
Pink is the colour of a namesake flower that is a pale tint of red. It was first used as a color name in the late 17th century. According to surveys in Europe and the United States, pink is the color most often associated with charm, politeness, sensitivity, tenderness, sweetness, childhood, femininity, and romance. A combination of pink and white is associated with innocence, whereas a combination of pink and black links to eroticism and seduction. In the 21st century, pink is seen as a symbol of femininity, though this has not always been true; in the 1920s, pink was seen as a color that reflected masculinity.
The yellow ribbon is used for various purposes. It may be worn on a person, placed on a vehicle, around a tree, or for a neck tie.
The blue ribbon is a symbol of high quality. The association comes from The Blue Riband, a prize awarded for the fastest crossing of the Atlantic Ocean by passenger liners and, prior to that from Cordon Bleu, which referred to the blue ribbon worn by the French knightly Order of the Holy Spirit. The spelling blue riband is still encountered in most English-speaking countries, but in the United States, the term was altered to blue ribbon, and ribbons of this color came to be awarded for first place in certain athletic or other competitive endeavours. It also may be applied to distinguished members of a group or commission who have convened to address a situation or problem; the usual usage is "blue ribbon commission" or "blue-ribbon panel".
The green ribbon can have a variety of symbolic meanings.
The orange ribbon is a symbol adopted for a very wide variety of uses in different places.
The red ribbon, as an awareness ribbon, is used as the symbol for the solidarity of people living with HIV/AIDS, and for the awareness and prevention of drug abuse and drunk driving.
Red Ribbon Express is an HIV/AIDS awareness campaign train by the Indian Railways. The motto of the Red Ribbon Express is "Embarking on the journey of life".
Lowell Bruce Laingen was an American diplomat who served as the United States Ambassador to Malta from 1977 to 1979. Laingen is best known for having been the most senior American official held hostage during the Iran hostage crisis, while serving as the chargé d'affaires at the U.S. Embassy in Tehran.
The tradition of egg decoration in Slavic cultures originated in pagan times, and was transformed by the process of religious syncretism into the Christian Easter egg. Over time, many new techniques were added. Some versions of these decorated eggs have retained their pagan symbolism, while others have added Christian symbols and motifs.
Cheer, Dorothy, Cheer! is a non-profit organization based in Minneapolis, Minnesota. The organization was founded by three gay men in 2002 to promote diversity, raise HIV/AIDS awareness, and raise money for other non-profit organizations.
The rainbow flag or pride flag is a symbol of LGBT pride and LGBT social movements. The colors reflect the diversity of the LGBT community and the spectrum of human sexuality and gender. Using a rainbow flag as a symbol of LGBT pride began in San Francisco, California, but eventually became common at LGBT rights events worldwide.
Since the introduction of Crayola drawing crayons by Binney & Smith in 1903, more than two hundred distinctive colors have been produced in a wide variety of assortments. Crayola became such a hit because the company figured out a way to inexpensively combine paraffin wax with safe pigments. The line has undergone several major revisions in its history, notably in 1935, 1949, 1958, and 1990. Numerous specialty crayons have also been produced, complementing the basic Crayola assortment.
