Who the bananas made that decision?!? And why? So in the rainbow, purple is subdivided into purple and more-blue-ish-purple. Awesome rainbow hairstyling courtesy of Azael Carrera.īut elementary school finger painting teaches us that there are three primary colors-red, yellow and blue-that combine to make three secondary colors-orange, green and purple-and (plus or minus some black and white paint) every other color imaginable. That’s six basic colors. Portrait of Sir Isaac Newton by Godfrey Kneller. BIV” is a handy reminder for the color sequence that makes up the rainbow. There are seven colors in the rainbow: red, orange, yellow, green, blue, indigo and violet.