Evolution of human colour vision lights, which appear to be clear. Other colour perception issues include having trouble distinguishing yellows from reds and violet, lavender and purple from blue. In other cases, objects that reflect both red and blue light may appear to just be blue to these individuals. Deuteranopes, who are missing medium wavelength sensitive cones, are similar to protanopes in that they cannot distinguish between colours in the green-yellow-red part of the electromagnetic spectrum. However, deuteranopes do not suffer from dimming issues. For example, purple colors are not seen as being opposite to other colours in the spectrum but instead appear to be
The Wearing of the Green The Wearing of the Green "The Wearing of the Green" is an Irish street ballad lamenting the repression of supporters of the Irish Rebellion of 1798. It is to an old Irish air, and many versions of the lyric exist, the best-known being by Dion Boucicault. The song proclaims that "they are hanging men and women for the wearing of the green". The revolutionary Society of United Irishmen adopted green as its colour, and supporters wore green-coloured garments, ribbons, or cockades. In some versions, the "green" being worn is shamrock rather than fabric. Many versions of the lyric exist. The