fix label color

src/Grid/Column/HasDisplayers.php

@@ -212,7 +212,7 @@ trait HasDisplayers
 
             $style = $style === 'default' ? 'dark70' : $style;
 
-            $background = Admin::color()->get($style);
+            $background = Admin::color()->get($style, $style);
 
             return "<i class='fa fa-circle' style='font-size: 13px;color: {$background}'></i>&nbsp;&nbsp;";
         });

src/Grid/Displayers/Label.php

@@ -34,7 +34,7 @@ class Label extends AbstractDisplayer
         $background = '#d2d6de';
 
         if ($style !== 'default') {
-            $style = Admin::color()->get($style);
+            $style = Admin::color()->get($style, $style);
 
             $background = "style='background:{$style}'";
         }

src/Show/Field.php

@@ -350,7 +350,7 @@ HTML;
 
             $style = $style === 'default' ? 'dark70' : $style;
 
-            $background = Admin::color()->get($style);
+            $background = Admin::color()->get($style, $style);
 
             return "<i class='fa fa-circle' style='font-size: 13px;color: {$background}'></i>&nbsp;&nbsp;";
         });
@@ -389,7 +389,7 @@ HTML;
         if ($style !== 'default') {
             $class = '';
 
-            $style = Admin::color()->get($style);
+            $style = Admin::color()->get($style, $style);
             $background = "style='background:{$style}'";
         }