Generated by SassMeister.com.

SassMeister-input.scss

// ----
// Sass (v3.4.9)
// Compass (v1.0.1)
// ----

$colors: (black: "#000000", white: "#ffffff", thunderbird: "#bd1616", gallery: "#eeeeee", silver: "#c2c2c2", fuscous-gray: "#535351", forest-green: "#258b32");

@mixin generateColorClasses($class, $property) {
  @each $color-key in map-keys($colors) {
    $color-value: map-get($colors, $color-key);
    .#{$class}-#{$color-key} {
      #{$property}: $color-value;
    }
  }
}

@include generateColorClasses("color", "color");

SassMeister-output.css

.color-black {
  color: "#000000";
}

.color-white {
  color: "#ffffff";
}

.color-thunderbird {
  color: "#bd1616";
}

.color-gallery {
  color: "#eeeeee";
}

.color-silver {
  color: "#c2c2c2";
}

.color-fuscous-gray {
  color: "#535351";
}

.color-forest-green {
  color: "#258b32";
}