Orange (colour) colours on a television or computer screen), orange is generated by combining high intensity red light with a lower intensity green light, with the blue light turned off entirely. Orange is a tertiary colour which is numerically halfway between gamma-compressed red and yellow, as can be seen in the . Regarding painting, blue is the complementary colour to orange. As many painters of the 19th century discovered, blue and orange reinforce each other. The painter Vincent van Gogh wrote to his brother Theo that in his paintings, he was trying to reveal "the oppositions of blue with orange, of red
The Color Orange using an orange hat, camera bag, tie, pen, paper, dress, suit, bag, etc. The Color Orange organization described it as this: "The strict censorship can ban the use of obvious symbols of human rights, but the use of The Color Orange cannot be banned." The Color Orange organization decided to paint the "Pillar of Shame" which has become a renowned memorial of the Tiananmen Massacre orange, to protest against the violation of human rights in China. The Danish artist Jens Galschiot and his staff took a flight to Hong Kong in order to paint the "Pillar of Shame" orange. As