The specific tone of the color jungle green called "jungle green" by Crayola, displayed at right, was formulated by Crayola in 1990.

The first recorded use of jungle green as a color name in English was in 1926.

The color tropical rainforest was formulated by Crayola in 1993.

Displayed at right is the color Amazon (named after the specific rainforest).

The first recorded use of Amazon as a color name in English was in 1924.