//  Interesting colors by name
//  Last edited on 1999-10-08 18:33:42 by stolfi

#declare color_basic_white    = < 1.00, 1.00, 1.00 >;
#declare color_basic_ltgray   = < 0.80, 0.80, 0.80 >;
#declare color_basic_mdgray   = < 0.50, 0.50, 0.50 >;
#declare color_basic_dkgray   = < 0.25, 0.25, 0.25 >;
#declare color_basic_black    = < 0.00, 0.00, 0.00 >;

#declare color_basic_red      = < 1.00, 0.00, 0.00 >; // y = 0.300;
#declare color_basic_magenta  = < 1.00, 0.00, 1.00 >;
#declare color_basic_blue     = < 0.00, 0.00, 1.00 >;
#declare color_basic_cyan     = < 0.00, 1.00, 1.00 >;
#declare color_basic_green    = < 0.00, 1.00, 0.00 >;
#declare color_basic_yellow   = < 1.00, 1.00, 0.00 >;

#declare color_basic_purple   = < 0.22, 0.00, 0.90 >;
#declare color_basic_violet   = < 0.50, 0.02, 1.00 >;
#declare color_basic_grape    = < 0.84, 0.00, 1.00 >; // y = 0.362;
#declare color_basic_crimson  = < 0.95, 0.00, 0.50 >; // y = 0.499;
#declare color_basic_brown    = < 0.45, 0.08, 0.00 >;
#declare color_basic_mandarin = < 1.00, 0.27, 0.00 >; // y = 0.459;
#declare color_basic_orange   = < 1.00, 0.55, 0.00 >; // y = 0.624;
#declare color_basic_gold     = < 1.00, 0.77, 0.00 >; // y = 0.754;
#declare color_basic_yolk     = < 1.00, 0.90, 0.00 >; // y = 0.831;
#declare color_basic_lemon    = < 0.75, 1.00, 0.00 >; // y = 0.815;
#declare color_basic_grass    = < 0.14, 0.55, 0.00 >; // y = 0.172;
#declare color_basic_forest   = < 0.11, 0.45, 0.00 >; // y = 0.172;
#declare color_basic_emerald  = < 0.00, 0.51, 0.25 >; // y = 0.328;
#declare color_basic_veronese = < 0.00, 1.00, 0.61 >; // y = 0.657;
#declare color_basic_celeste  = < 0.00, 0.90, 1.00 >; // y = 0.641;
#declare color_basic_electric = < 0.00, 0.45, 1.00 >; // y = 0.376;
#declare color_basic_sky      = < 0.20, 0.30, 0.95 >;
#declare color_basic_night    = < 0.08, 0.12, 0.45 >;
#declare color_basic_steel    = < 0.20, 0.25, 0.40 >;