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
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