Why isn't Yellow considered a fundamental color like RGB?

First, we need to know what light is. Light is made up of electromagnetic waves. The only difference between different light sources is the frequency of the waves that they emit. For example, light that we see as red has a frequency of around 430-480 THz, while green light is about 540-580 THz. read more

First, we need to know what light is. Light is made up of electromagnetic waves. The only difference between different light sources is the frequency of the waves that they emit. read more

In a perfect RGB system, red, green, and blue could be perfect, but only one exact hue (shade) of each. The in-between colors would look washed-out, especially the most perfect yellow, cyan, and magenta. However, magenta already looks a little washed-out, even in the real world. read more