Generated by SassMeister.com.

SassMeister-input.scss

// ----
// Sass (v3.3.8)
// Compass (v1.0.0.alpha.18)
// ----

/* Note: The css selectors
The 'Grey' changes from UK to USA spelling
The Primary colours are all lowercae and not camelcase

This is because keys are don't have to be strings.
In this instance the keys are 'colors'.
*/

$palettes: (
    grey: (
       Lighter: #aaa,
       Light: #888,
       Base: #666,
       Dark: #555,
       Darker: #222,
       Darkest: #000
   ),
    primary:(
        Green: #0f0,
        Red:  #f00,
        Yellow: #ff0
    )
);

@each $palette, $tones in $palettes {
    @each $colorName, $color in $tones {
        .color-#{$palette}#{$colorName} {
          content:'Palette:#{type-of($palette)} - Color Name:#{type-of($colorName)}';
          color: #{$color};
        }
    }
}

SassMeister-output.css

/* Note: The css selectors
The 'Grey' changes from UK to USA spelling
The Primary colours are all lowercae and not camelcase

This is because keys are don't have to be strings.
In this instance the keys are 'colors'.
*/
.color-grayLighter {
  content: "Palette:color - Color Name:string";
  color: #aaaaaa;
}

.color-grayLight {
  content: "Palette:color - Color Name:string";
  color: #888888;
}

.color-grayBase {
  content: "Palette:color - Color Name:string";
  color: #666666;
}

.color-grayDark {
  content: "Palette:color - Color Name:string";
  color: #555555;
}

.color-grayDarker {
  content: "Palette:color - Color Name:string";
  color: #222222;
}

.color-grayDarkest {
  content: "Palette:color - Color Name:string";
  color: black;
}

.color-primarygreen {
  content: "Palette:string - Color Name:color";
  color: lime;
}

.color-primaryred {
  content: "Palette:string - Color Name:color";
  color: red;
}

.color-primaryyellow {
  content: "Palette:string - Color Name:color";
  color: yellow;
}