His expression is very polite.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

Her dress was a vivid lemon color, standing out.

She was fascinated by the color of the flowers.

Chameleons can change their camouflage color to match their surroundings.

I think she has a charm.

Red, blue, and yellow are called the three primary colors.

How many colors is your painting drawn in?

What color is your car?

What color is his shirt?