Political colour Political colour Political colours are colours used to represent a political party, either officially or unofficially. Parties in different countries with similar ideologies sometimes use similar colours. For example, the colour red symbolises left-wing ideologies in many countries (see the red flag, Red Army and Red Scare) while the colour orange symbolizes Christian democratic political ideology. However, the political associations of a given colour vary from country to country: red is also the colour associated with the conservative Republican Party in the United States. Politicians making public appearances will often identify themselves by wearing rosettes, flowers or ties in the
Orange (colour) and absorb mostly greenish-blue light. (See also shades of orange). Other orange pigments include: The orange colour of carrots, pumpkins, sweet potatoes, oranges, and many other fruits and vegetables comes from carotenes, a type of photosynthetic pigment. These pigments convert the light energy that the plants absorb from the sun into chemical energy for the plants' growth. The carotenes themselves take their name from the carrot. Autumn leaves also get their orange colour from carotenes. When the weather turns cold and production of green chlorophyll stops, the orange colour remains. Before the 18th century, carrots from Asia were usually purple,