Design colors

1 files changed, 8 insertions, 0 deletions

diff --git a/src/_functions.scss b/src/_functions.scss
index 07d997b..523aa84 100644
--- a/src/_functions.scss
+++ b/src/_functions.scss
@@ -77,6 +77,11 @@
     $black-y: iro-colors.apca_sRGB_to_Y(#000);
     $white-y: iro-colors.apca_sRGB_to_Y(#fff);
 
+    $chroma-inv: false;
+    @if $chroma-range < 0 {
+        $chroma-inv: true;
+        $chroma-range: -1 * $chroma-range;
+    }
     $chroma-easing: meta.get-function(config.$palette-chroma-easing, $module: easing);
 
     $palette: ();
@@ -94,6 +99,9 @@
 
         @if $chroma-range != 1 {
             $c: if($ref-l > 50%, math.clamp(0, math.div($contrast, $cmax), 1), -1 * math.clamp(-1, math.div($contrast, $cmax), 0));
+            @if $chroma-inv {
+                $c: 1 - $c;
+            }
             $c: meta.call($chroma-easing, $c);
             $c: $chroma-range + (1 - $chroma-range) * $c;
         }