The vast majority of the human population is extremely sensitive to differences and inconsistencies in color. Intuitively, we are able to sense when a color is ‘off’. However, when it comes to scientific equipment and …

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Introduction to RGB Color The RGB color system is one of the most well-known color systems in the world, and perhaps the most ubiquitous. As an additive color system, it combines red, green, and blue light to create …

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Delta E, ΔE or dE, is a way of measuring the visible difference, or error between two colors mathematically. It is very useful for sorting “closeness” of paints to a scanned sample and has obvious applications …

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HEX is just an alternative method of communicating RGB colors. Instead of each of the red, green and blue channels being represented by numbers from 0 to 255, they are represented in the hexadecimal number system, 00 to …

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Introduction to CMYK Color The CMYK color model, also known as process color, was first popularized at the turn of the 20th century. After extensive experimentation in the 1800’s, it was found that cyan, magenta, and yellow inks …

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Introduction to the HSL Color System One of the most common ways to communicate color is through visual systems like charts, where each color has its own unique set of co-ordinates. For example, the RGB …

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