Sass mappin'

SassMeister-input.scss

// ----
// Sass (v3.4.1)
// Compass (v1.0.1)
// ----

$countries: (
  austria: red,
  england: blue,
  france: mediumseagreen,
  germany: dimgray,
  italy: teal,
  russia: goldenrod,
  turkey: goldenrod
);

@each $country, $color in $countries {
  .#{$country} {
    fill: darken(($color), 20%);
  }
}

SassMeister-output.css

.austria {
  fill: #990000;
}

.england {
  fill: #000099;
}

.france {
  fill: #226741;
}

.germany {
  fill: #363636;
}

.italy {
  fill: #001a1a;
}

.russia {
  fill: #816213;
}

.turkey {
  fill: #816213;
}