Generated by SassMeister.com.

SassMeister-input-HTML.html

<div class="one">&nbsp;</div>
<div class="two">&nbsp;</div>

SassMeister-input.scss

// ----
// Sass (v3.3.7)
// Compass (v1.0.0.alpha.18)
// ----

$base: #fffcca;

$darkerFunc: darken($base, 2%);
$hslFunc: hsl(hue($base), saturation($base), lightness($base) * 0.98);

.one {
 background: $darkerFunc; 
}

.two {
  background: $hslFunc;
}

SassMeister-output.css

.one {
  background: #fffbc0;
}

.two {
  background: #fffbc1;
}

SassMeister-rendered.html

<div class="one">&nbsp;</div>
<div class="two">&nbsp;</div>