Complexion (noun)

1. The natural color, texture, and appearance of a person's skin, especially of the face.
2. The overall appearance of someone or something, especially in relation to color or texture.

Origin:

Middle english: from old french complexion, from latin complexion- "complexion, temperament", from com- "together" + plectere "braid, weave". the original sense was "temperament", later "appearance of the face" (late 15th century).

Examples:

1. She had a fair complexion.
2. He had a dark complexion.
3. The complexion of the sky was a deep blue.
4. The complexion of the water was a deep green.
5. The complexion of the leaves was a deep red.