Rainbow Interesting Facts
During the Renaissance, it was decided that, no, there were four colors: red, blue, green, and yellow. By the 17th century, western thinkers had agreed upon five colors: red, yellow, green, blue, and purple.
In 1637 René Descartes discovered that rainbows were caused by light from the sun being split into different colors by rain. Gold star for Descartes.
In 1666, Isaac Newton added indigo and orange to give us the seven-colored Roy G. Biv that we all know and love today. However, in China rainbows are considerer to contain just five colors.
The truth is, there is no set number of colors in a rainbow! Each hue blends into the next without a hard boundary, leaving the interpretation up to the person who sees it and the culture that has defined it.
Wow how impressive I've always liked the culture of Japan, has always called my attention to walk its streets, shops and buy a lot of food because in the movies it looks very good. One of the countries with more history in the world.
you are right