Pretty usable.

[wolnelektury.git] / src / wolnelektury / static / 2021 / css / utils / bourbon / utilities / _contrast-ratio.scss

diff --git a/src/wolnelektury/static/2021/css/utils/bourbon/utilities/_contrast-ratio.scss b/src/wolnelektury/static/2021/css/utils/bourbon/utilities/_contrast-ratio.scss
deleted file mode 100644 (file)
index 1ba65ce..0000000
--- a/src/wolnelektury/static/2021/css/utils/bourbon/utilities/_contrast-ratio.scss
+++ /dev/null
@@ -1,31 +0,0 @@
-@charset "UTF-8";
-
-/// Programatically determines the contrast ratio between two colors.
-///
-/// Note that the alpha channel is ignored.
-///
-/// @link https://goo.gl/54htLV
-///
-/// @argument {color (hex)} $color-1
-///
-/// @argument {color (hex)} $color-2
-///
-/// @return {number (1-21)}
-///
-/// @example scss
-///   _contrast-ratio(black, white)
-///
-/// @require {function} _lightness
-///
-/// @access private
-
-@function _contrast-ratio($color-1, $color-2) {
-  $-local-lightness-1: _lightness($color-1) + 0.05;
-  $-local-lightness-2: _lightness($color-2) + 0.05;
-
-  @if $-local-lightness-1 > $-local-lightness-2 {
-    @return $-local-lightness-1 / $-local-lightness-2;
-  } @else {
-    @return $-local-lightness-2 / $-local-lightness-1;
-  }
-}