table 17 in this table the u201c away colors type u201d signifies a combination of color groups to which the main color second color and third color constituting the away colors belong and 16 types are prepared from type a to type p the away colors are generated by converting the home colors in accordance with previously established color conversion rules the combination of home colors which can be converted to away colors is previously determined and in the example shown in fig4 for instance then the home colors types which can be converted to away colors of type a are types 4 8 to 14 17 18 23 and 27 the combination of home colors which can be converted to away colors is similarly limited with respect to type b to type p here if the entry is u201c all ok u201d then this indicates that color conversion is possible with respect to all of the home colors types for example it is indicated that any of the home colors types can be converted to away colors in the case of types d e m n o and p a concept is set for the respective away colors types for example type a type e have a black and white base type f and type g have black and white stripes type h has a color layout wherein either the main color or third color is white and the other thereof is black type i is a monotone composition type j type l has a color layout wherein the third color is taken to be the same as the main color type m and type n have a brightness contrast composition and type o and type p have a color contrast composition in.