What are all the colours of the visible spectrum?

1 Answer
Jun 22, 2018

Surely they all appear on a rainbow...

Explanation:

The colours of the visible spectrum include red, orange, yellow, green, blue, indigo, and violet. You might want to use a mnemonic to remember these colours. I use Richard of York gave battle in vain. All colours have different wavelengths.

Source:

https://www.thoughtco.com/understand-the-visible-spectrum-608329