@function createColorMap($color, $percentage, $opacity) {
  $map: (
    base: $color,
    light: lighten($color, $percentage),
    dark: darken($color, $percentage),
    trans: transparentize($color, $opacity)
  );
  @return $map;
}

@function basic_color($key: 'alpha') {
  @return map-get($color_palette, $key);
}