Is black a colour? Black isn’t in the rainbow, but where does it fit in the colour spectrum? What makes something appear ...

Against the light background, the circle is dark enough to appear black. Surrounded by the black background, it becomes clear that the circle is merely dark gray. Even when you know the circles are ...

Where does black fall on the color spectrum? – Utsav, age 17, Navi Mumbai, Maharashtra, India. ... Against the light background, the circle is dark enough to appear black.