X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/8a078a30db08afb680c48ce94d6e576236febeed..16c39b15d9a1516d9cbfa99288747260493cbb15:/src/wolnelektury/static/2021/css/utils/bourbon/utilities/_lightness.scss

diff --git a/src/wolnelektury/static/2021/css/utils/bourbon/utilities/_lightness.scss b/src/wolnelektury/static/2021/css/utils/bourbon/utilities/_lightness.scss
deleted file mode 100644
index a2929044b..000000000
--- a/src/wolnelektury/static/2021/css/utils/bourbon/utilities/_lightness.scss
+++ /dev/null
@@ -1,24 +0,0 @@
-@charset "UTF-8";
-
-/// Programatically determines the lightness of a color.
-///
-/// @argument {color (hex)} $hex-color
-///
-/// @return {number (0-1)}
-///
-/// @example scss
-///   _lightness($color)
-///
-/// @access private
-
-@function _lightness($hex-color) {
-  $-local-red-raw: red(rgba($hex-color, 1));
-  $-local-green-raw: green(rgba($hex-color, 1));
-  $-local-blue-raw: blue(rgba($hex-color, 1));
-
-  $-local-red: _gamma($-local-red-raw / 255);
-  $-local-green: _gamma($-local-green-raw / 255);
-  $-local-blue: _gamma($-local-blue-raw / 255);
-
-  @return $-local-red * 0.2126 + $-local-green * 0.7152 + $-local-blue * 0.0722;
-}