Evolution of human colour vision similar. Tritanopes are missing the short wavelength sensitive opsins and see short wavelength colours in a green hue and dim compared to other colours. They may also see some short wavelength colours as black. Other perception problems include distinguishing yellow from pink or purple colours being perceived as shades of red. Researchers have found that trichromacy has advantages over dichromacy or anomalous trichromacy at further distances. This is believed to occur because visual cues such as shape decrease for colour vision as distance increases for targets of a smaller size. Using tests for spotting fruit pieces in bushes at distances
Blue Is the Warmest Colour US Blu-ray/DVD sales alone). On review aggregation website Rotten Tomatoes the film has an approval rating of 90% based on 175 reviews with a weighted average of 8.2/10. The site's critical consensus is: "Raw, honest, powerfully acted, and deliciously intense, "Blue Is the Warmest Colour" offers some of modern cinema's most elegantly composed, emotionally absorbing drama." On Metacritic, which assigns a normalised rating out of 100 based on reviews from mainstream critics, the film has a score of 88 averaged from 41 reviews, indicating "universal acclaim". More than 40 critics named the film as one of the ten best of