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
Port au Prince (1790 ship) "Port au Prince" on 5 March 1794 Ownership changed in 1796, at about the time she underwent repairs. Her new owner was Lee & Co., and her new captain William Corran (or Curran). He received a letter of marque dated 5 August 1796. Her trade changed to Liverpool – Africa, indicating that she had become a slave ship. A database of slave voyages from Liverpool indicates that in 1797 "Port au Prince" gathered slaves in the Bight of Biafra and Gulf of Guinea islands and delivered them to British Guiana. She sailed from Liverpool on 16 October 1796 and gathered