Generated by SassMeister.com.

SassMeister-input.scss

// ----
// Sass (v3.3.14)
// Compass (v1.0.1)
// ----

$color-palette :( 
  red : (
    base : #ff0000,
    dark : #ffcccc
  ),
  blue : (
    base : #0000ff,
    light : #00bbff,
  )
) !default;
@function color($color, $tone: 'base'){
  @return map-get(map-get($color-palette, $color), $tone)
}
@each $name, $palette in $color-palette {
  @each $tone, $code in $palette {
    .sample-color-palette-#{$name}-#{$tone}{
      .background : color($name, $tone);
    }
  }
}

SassMeister-output.css

.sample-color-palette-red-base {
  .background: red;
}

.sample-color-palette-red-dark {
  .background: #ffcccc;
}

.sample-color-palette-blue-base {
  .background: blue;
}

.sample-color-palette-blue-light {
  .background: #00bbff;
}