Generated by SassMeister.com.

SassMeister-input.scss

// ----
// Sass (v3.3.0.rc.5)
// Compass (v1.0.0.alpha.18)
// ----

// from way deep in Foundation
$body-bg: white;
$body-font-color: grey;
$primary-color: blue;
$secondary-color: green;
$alert-color: red;
$success-color: lime;
$warning-color: yellow;
$info-color: orange;

// Loop through the Foundation (and other) color variables, give us clases
$colors: (
  body-bg: $body-bg,
  body-font-color: $body-font-color,
  primary-color: $primary-color,
  secondary-color: $secondary-color,
  alert-color: $alert-color,
  success-color: $success-color,
  warning-color: $warning-color,
  info-color: $info-color
);

@each $colorvar, $colorvalue in $colors {
  .#{$colorvar} {
    background: $colorvalue;
  }
}

///
/// What I would LIKE to do, saving code
///
// $colors:
//   body-bg,
//   body-font-color,
//   primary-color,
//   secondary-color,
//   alert-color,
//   success-color,
//   warning-color,
//   info-color;

// @each $color in $colors {
//   .#{$color} {
//     background: #{$$color}}; // notice double "$", basically interpolate the variable as a variable
//   }
// }

SassMeister-output.css

.body-bg {
  background: white;
}

.body-font-color {
  background: gray;
}

.primary-color {
  background: blue;
}

.secondary-color {
  background: green;
}

.alert-color {
  background: red;
}

.success-color {
  background: lime;
}

.warning-color {
  background: yellow;
}

.info-color {
  background: orange;
}