There are three primary colours: red, green and blue. They can be combined in different ways to make every other colour. The colour of an object is determined by the wavelength of light that it ...

Red, green and blue filters each transmit a single primary colour. Any other colours present in the light are absorbed. A red filter only transmits red light. It absorbs blue light and green light.

The Boston Red Sox’ City Connect colors have been a center of scrutiny for a while now, with some critics wondering why the team would wear yellow and blue. However, it seems the Sox are ...