Radiation within the visible spectrum can appear black if it is low ... Each rectangle contains a circle. The circles appear to be different shades but in fact are identical.

What is UV-Vis Spectroscopy? UV-Vis spectroscopy, short for ultraviolet-visible spectroscopy, is an analytical technique that measures the absorption or reflectance of light by a sample in the ...

Discover where black falls on the color spectrum and how human perception of colors is subjective and context-dependent in this insightful article.