Turquoise cannot be made exactly from two colors because it is not on the color wheel; the two most prominent colors in turquoise are blue and green. There are many different shades of turquoise, with some being more greenish and others resembling a pale blue.
The closest color to turquoise on the color wheel is the tertiary color blue-green. The color turquoise is named after the gemstone of the same hue. The turquoise gemstone has been prized over the years by many different cultures and is still used in modern jewelry. Natural turquoise is known for the light brown to yellowish imperfections which are often present in the stone.