Is blue a light color?

Is blue a light color? Blue. 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. Then, Is purple a shade of blue? In common English...

Is indigo blue or purple?

Is indigo blue or purple? Indigo is a rich color between blue and violet on the visible spectrum, it’s a dark purplish blue. Dark denim is indigo as is Indigo dye. It’s a cool, deep color and also a natural...