Generated by SassMeister.com.

SassMeister-input.scss

// ----
// libsass (v3.2.5)
// ----

@function str-replace($string, $search, $replace: '') {
  $index: str-index($string, $search);
  
  @if $index {
    @return str-slice($string, 1, $index - 1) + $replace + str-replace(str-slice($string, $index + str-length($search)), $search, $replace);
  }
  
  @return $string;
}

@function swatch($color) {
  @return to_lower_case(str-replace($color, " ", "_"));
}

$swatch_colors: "Baby Blue", "Laxton Cherry", "Whitewash";

@each $color in $swatch_colors {
	span[data-original-title="#{$color}"] {
		background-image: url('/images/swatch_#{swatch($color)}.jpg');
	}
}

SassMeister-output.css

span[data-original-title="Baby Blue"] {
  background-image: url("/images/swatch_baby_blue.jpg");
}

span[data-original-title="Laxton Cherry"] {
  background-image: url("/images/swatch_laxton_cherry.jpg");
}

span[data-original-title="Whitewash"] {
  background-image: url("/images/swatch_whitewash.jpg");
}