diff --git a/src/text_render.rs b/src/text_render.rs
index 99ba6b2..461c14c 100644
--- a/src/text_render.rs
+++ b/src/text_render.rs
@@ -247,13 +247,13 @@ impl TextRenderer {
                         None => text_area.default_color,
                     };
                     let color = Color::rgba(
-                        ((text_area.invert - color.r() as f32).abs() * text_area.opacity + 0.5)
+                        (text_area.invert - (color.r() as f32 * text_area.opacity + 0.5).abs())
                             as u8,
-                        ((text_area.invert - color.g() as f32).abs() * text_area.opacity + 0.5)
+                        (text_area.invert - (color.g() as f32 * text_area.opacity + 0.5).abs())
                             as u8,
-                        ((text_area.invert - color.b() as f32).abs() * text_area.opacity + 0.5)
+                        (text_area.invert - (color.b() as f32 * text_area.opacity + 0.5).abs())
                             as u8,
-                        ((text_area.invert - color.a() as f32).abs() * text_area.opacity + 0.5)
+                        (text_area.invert - (color.a() as f32 * text_area.opacity + 0.5).abs())
                             as u8,
                     );