Generated by SassMeister.com.

SassMeister-input.scss

// ----
// Sass (v3.3.10)
// Compass (v1.0.0.alpha.20)
// ----

@import "compass";

$colors: (
  'cyan': #00ffff,
  'purple': #b848c9
);

@each $name, $hex in $colors {
  .#{$name} {
    background-color: $hex;
    color: contrast-color($hex);
  }
}

SassMeister-output.css

.cyan {
  background-color: cyan;
  color: black;
}

.purple {
  background-color: #b848c9;
  color: white;
}