Here's the breakdown of why a leaf appears green and the colors of light it doesn't reflect:

* Chlorophyll: Leaves are green because they contain a pigment called chlorophyll. This pigment absorbs most of the light spectrum, except for green light, which it reflects.

* Absorbed Colors: This means that the leaf is absorbing red, orange, yellow, blue, indigo, and violet light.

* Reflected Color: Only the green light is reflected back to your eyes, making the leaf appear green.

In summary, you don't see the following colors of light when looking at a green leaf:

* Red

* Orange

* Yellow

* Blue

* Indigo

* Violet