diff --git a/components/lib/knob/Knob.d.ts b/components/lib/knob/Knob.d.ts
index b151d447c..5cd66fe9d 100644
--- a/components/lib/knob/Knob.d.ts
+++ b/components/lib/knob/Knob.d.ts
@@ -151,17 +151,17 @@ export interface KnobProps {
     max?: number | undefined;
     /**
      * Background of the value.
-     * @defaultValue var(--<prefix>primary-color, Black)
+     * @defaultValue $dt('knob.value.background')
      */
     valueColor?: string | undefined;
     /**
      * Background color of the range.
-     * @defaultValue var(--<prefix>surface-border, LightGray)
+     * @defaultValue $dt('knob.range.background')
      */
     rangeColor?: string | undefined;
     /**
      * Color of the value text.
-     * @defaultValue var(--<prefix>text-color-secondary, Black)
+     * @defaultValue $dt('knob.text.color')
      */
     textColor?: string | undefined;
     /**
diff --git a/doc/common/apidoc/index.json b/doc/common/apidoc/index.json
index 8418dae19..f0458d944 100644
--- a/doc/common/apidoc/index.json
+++ b/doc/common/apidoc/index.json
@@ -43443,7 +43443,7 @@
                             "optional": true,
                             "readonly": false,
                             "type": "string",
-                            "default": "var(--<prefix>primary-color, Black)",
+                            "default": "$dt('knob.value.background')",
                             "description": "Background of the value."
                         },
                         {
@@ -43451,7 +43451,7 @@
                             "optional": true,
                             "readonly": false,
                             "type": "string",
-                            "default": "var(--<prefix>surface-border, LightGray)",
+                            "default": "$dt('knob.range.background')",
                             "description": "Background color of the range."
                         },
                         {
@@ -43459,7 +43459,7 @@
                             "optional": true,
                             "readonly": false,
                             "type": "string",
-                            "default": "var(--<prefix>text-color-secondary, Black)",
+                            "default": "$dt('knob.text.color')",
                             "description": "Color of the value text."
                         },
                         {
@@ -81094,4 +81094,4 @@
             }
         }
     }
-}
\ No newline at end of file
+}