Blue–green distinction in language describe certain vegetables, apples, and vegetation. "Ao" is also the word used to refer to the color on a traffic light that signals one to "go". However, most other objects—a green car, a green sweater, and so forth—will generally be called "midori". Japanese people also sometimes use the word , based on the English word "green", for colors. The language also has several other words meaning specific shades of green and blue. The native Korean words (Revised Romanization: "pureu-da") or 파랗다 (parah-ta) may mean either blue or green, or bluish green. These adjectives and 파랗다 are used for blue as
Color printing are not the primary colors. Using a limited number of color inks, or specific color inks in addition to the primary colors, is referred to as "spot color" printing. Generally, spot-color inks are specific formulations that are designed to print alone, rather than to blend with other inks on the paper to produce various hues and shades. The range of available spot color inks, much like paint, is nearly unlimited, and much more varied than the colors that can be produced by four-color-process printing. Spot-color inks range from subtle pastels to intense fluorescents to reflective metallics. Color printing involves a