The color mapping file

In the color mapping file, 3270attrib can be any one of the following:
    normal_protected    intensified_protected
    normal_unprotected  intensified_unprotected

    default    blinking_default    underscored_default
    blue       blinking_blue       underscored_blue
    green      blinking_green      underscored_green
    cyan       blinking_cyan       underscored_cyan
    red        blinking_red        underscored_red
    magenta    blinking_magenta    underscored_magenta
    white      blinking_white      underscored_white
    yellow     blinking_yellow     underscored_yellow

    default_highlight

    operator_information_area
Each of fg_color and bg_color (foreground color and background color) can be any one of the following:
    black       light_gray
    blue        light_blue
    brown       yellow
    cyan        light_cyan
    green       light_green
    magenta     light_magenta
    red         light_red
    gray        white

If bg_color is omitted, a default value of black is taken.