Colors of the rainbow

The colours of the rainbow are: Red, orange, yellow, green, blue, indigo, violet.

1. What are the 12 rainbow colors?
2. Why does the rainbow have 7 colors?
3. What color is indigo in a rainbow?
4. Is indigo purple or blue?

What are the 12 rainbow colors?

3 primary colors: red, yellow, and blue. 3 secondary colors: orange, green, and violet. 6 tertiary colors: red-orange, yellow-orange, yellow-green, blue-green, blue-violet, and red-violet.

Why does the rainbow have 7 colors?

A rainbow has seven colors because water droplets in the atmosphere break sunlight into seven colors. A prism similarly divides light into seven colors. When light leaves one medium and enters another, the light changes its propagation direction and bends. This is called refraction.

What color is indigo in a rainbow?

It is traditionally regarded as a color in the visible spectrum, as well as one of the seven colors of the rainbow: the color between blue and violet; however, sources differ as to its actual position in the electromagnetic spectrum. The first known recorded use of indigo as a color name in English was in 1289.

Is indigo purple or blue?

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 one.