Blue and red would be considered contrast non-complementary.

Breaking up of a beam of light into its individual colors is called the color wheel.

When applying cosmetics to the deceased, it is ok to leave most of the left side of the face un-cosmetized.

A green discoloration may occur in a person who is showing signs of putrefaction.

The three primary colors can be mixed together in various proportions to make all other colors.

If you stare at a pure hue against a white background and begin to see its complement, this is a term known as juxtaposition.

Box-like fixture around walls several feet from ceiling

A low, dark ceiling is good because it makes a room appear larger.

Floor lamp in funeral setting

The coloring matter applied to an object is called pigment.