You look pale. You had better lie down in bed at once.

Source: Tatoeba

His face turned pale.

Source: Tatoeba

Kate must be sick, for she looks pale.

Source: Tatoeba

You are pale.

Source: Tatoeba

He turned pale with fright.

Source: Tatoeba

You look really pale. Are you all right?

You look very pale. Are you OK?

Source: Tatoeba