Light Indigo Blue Colour
Mit used parts of this article in their online class.
Light indigo blue colour. Blue is the colour of light between violet and green on the visible spectrum. Hues of blue include indigo and ultramarine closer to violet. Pure blue without any. Indigo is a deep and rich color close to the color wheel blue a primary color in the rgb color space as well as to some variants of ultramarine.
Lets see why the emission of the blue light by digital devices can be a problem. Blue is a color the perception of which is evoked by light having a spectrum dominated by energy with a wavelength of roughly 440 490 nm. Blue plant pigments and indigo the anthocyanins indigo the indigoid dyes sources of indigo the origin and distribution of indigofera varieties of indigofera. Why is the sky blue.
Learn about the atmosphere and how light scattering makes the sky look blue.