For designers and artists, the Pantone color factory is basically what the dictionary is for writers. The company produces guides that uphold the standards of color, which are then used by designers to make sure their blues are blue and their magentas are true magenta. At Pantone's headquarters in Carlstadt, New Jersey, the company relies on human color technicians to scrutinize ink and dye colors after they're mixed. These workers must have near-perfect color vision. To ensure these technicians are maintaining color standards, each of them is required to take a rigorous color vision exam every year. A good score on the test tells the company that a particular color technician is still capable of accurately distinguishing between very, very similar colors.
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