What is the difference between color and colour?

Difference between color and colour: different meanings, different usages, different emphasis

I. Different meanings

1.color meaning: n.? color; color; pigment

2. color meaning: n. color; skin color

2. different usage

1. color usage: take an adverb or preposition, and use it as object in a sentence. It is a countable noun when it refers to specific "color", and an uncountable noun when it refers to "color" in general.

Example sentences:

Pink is her favorite color.

2. colour usage: meaning "to color", "to render color", "to be affected by"; from "to blush" to a verb. "It can be transformed into a verb which means "to blush", mostly used in spoken language.

Example sentences:

She painted the window sills a bright color.

Three, different emphasis

1. color emphasis: refers to various colors.

2. colour focus: emphasizes the change of mood (face) caused by tension.