diff --git a/package.json b/package.json
index 4be7191..8c56c36 100644
--- a/package.json
+++ b/package.json
@@ -65,6 +65,7 @@
     },
     "dependencies": {
         "color": "^3.0.0",
-        "color-name": "^1.1.4"
+        "color-name": "^1.1.4",
+        "ffi": "^2.2.0"
     }
 }
diff --git a/src/strategies/name.ts b/src/strategies/name.ts
index a0f9b1d..739af03 100644
--- a/src/strategies/name.ts
+++ b/src/strategies/name.ts
@@ -1,6 +1,6 @@
 import Color = require("color");
 import colors = require("./colors.json");
-import systemColors = require("./systemcolors.json");
+import { systemColors } from "./systemcolor";
 
 const colorRegex = /Color\s*\.\s*FromName\s*\(\s*"([a-zA-Z]+)"\s*\)/g;
 
diff --git a/src/strategies/systemcolor.ts b/src/strategies/systemcolor.ts
index 312a4ee..924903d 100644
--- a/src/strategies/systemcolor.ts
+++ b/src/strategies/systemcolor.ts
@@ -1,5 +1,92 @@
 import Color = require("color");
 import systemColors = require("./systemcolors.json");
+import ffi = require("ffi");
+
+enum GetSysColorIndex {
+    COLOR_SCROLLBAR = 0,
+    COLOR_BACKGROUND = 1,
+    COLOR_ACTIVECAPTION = 2,
+    COLOR_INACTIVECAPTION = 3,
+    COLOR_MENU = 4,
+    COLOR_WINDOW = 5,
+    COLOR_WINDOWFRAME = 6,
+    COLOR_MENUTEXT = 7,
+    COLOR_WINDOWTEXT = 8,
+    COLOR_CAPTIONTEXT = 9,
+    COLOR_ACTIVEBORDER = 10,
+    COLOR_INACTIVEBORDER = 11,
+    COLOR_APPWORKSPACE = 12,
+    COLOR_HIGHLIGHT = 13,
+    COLOR_HIGHLIGHTTEXT = 14,
+    COLOR_BTNFACE = 15,
+    COLOR_BTNSHADOW = 16,
+    COLOR_GRAYTEXT = 17,
+    COLOR_BTNTEXT = 18,
+    COLOR_INACTIVECAPTIONTEXT = 19,
+    COLOR_BTNHIGHLIGHT = 20,
+    COLOR_3DDKSHADOW = 21,
+    COLOR_3DLIGHT = 22,
+    COLOR_INFOTEXT = 23,
+    COLOR_INFOBK = 24,
+
+    COLOR_HOTLIGHT = 26,
+    COLOR_GRADIENTACTIVECAPTION = 27,
+    COLOR_GRADIENTINACTIVECAPTION = 28,
+    COLOR_MENUHIGHLIGHT = 29,
+    COLOR_MENUBAR = 30,
+
+    COLOR_DESKTOP = 1,
+    COLOR_3DFACE = 16,
+    COLOR_3DSHADOW = 16,
+    COLOR_3DHIGHLIGHT = 20,
+    COLOR_3DHILIGHT = 20,
+    COLOR_BTNHILIGHT = 20,
+
+    COLOR_MAXVALUE = 30, /* Maximum value */
+}
+
+const user32 = ffi.Library("user32", {
+    GetSysColor: ["uint", ["int"]]
+});
+
+function GetSysColor(index: GetSysColorIndex): string {
+    let bgr = user32.GetSysColor(index);
+    return `#${0xFF000000 | (bgr & 0xFF) << 16 | (bgr & 0xFF00) | (bgr >> 16)}`;
+}
+
+systemColors["ActiveBorder"] = GetSysColor(GetSysColorIndex.COLOR_ACTIVEBORDER);
+systemColors["ActiveCaption"] = GetSysColor(GetSysColorIndex.COLOR_ACTIVECAPTION);
+systemColors["ActiveCaptionText"] = GetSysColor(GetSysColorIndex.COLOR_CAPTIONTEXT);
+systemColors["AppWorkspace"] = GetSysColor(GetSysColorIndex.COLOR_APPWORKSPACE);
+systemColors["Control"] = GetSysColor(GetSysColorIndex.COLOR_BTNFACE);
+systemColors["ControlDark"] = GetSysColor(GetSysColorIndex.COLOR_BTNSHADOW);
+systemColors["ControlDarkDark"] = GetSysColor(GetSysColorIndex.COLOR_3DDKSHADOW);
+systemColors["ControlLight"] = GetSysColor(GetSysColorIndex.COLOR_3DLIGHT);
+systemColors["ControlLightLight"] = GetSysColor(GetSysColorIndex.COLOR_BTNHIGHLIGHT);
+systemColors["ControlText"] = GetSysColor(GetSysColorIndex.COLOR_BTNTEXT);
+systemColors["Desktop"] = GetSysColor(GetSysColorIndex.COLOR_DESKTOP);
+systemColors["GrayText"] = GetSysColor(GetSysColorIndex.COLOR_GRAYTEXT);
+systemColors["Highlight"] = GetSysColor(GetSysColorIndex.COLOR_HIGHLIGHT);
+systemColors["HighlightText"] = GetSysColor(GetSysColorIndex.COLOR_HIGHLIGHTTEXT);
+systemColors["HotTrack"] = GetSysColor(GetSysColorIndex.COLOR_HOTLIGHT);
+systemColors["InactiveBorder"] = GetSysColor(GetSysColorIndex.COLOR_INACTIVEBORDER);
+systemColors["InactiveCaption"] = GetSysColor(GetSysColorIndex.COLOR_INACTIVECAPTION);
+systemColors["InactiveCaptionText"] = GetSysColor(GetSysColorIndex.COLOR_INACTIVECAPTIONTEXT);
+systemColors["Info"] = GetSysColor(GetSysColorIndex.COLOR_INFOBK);
+systemColors["InfoText"] = GetSysColor(GetSysColorIndex.COLOR_INFOTEXT);
+systemColors["Menu"] = GetSysColor(GetSysColorIndex.COLOR_MENU);
+systemColors["MenuText"] = GetSysColor(GetSysColorIndex.COLOR_MENUTEXT);
+systemColors["ScrollBar"] = GetSysColor(GetSysColorIndex.COLOR_SCROLLBAR);
+systemColors["Window"] = GetSysColor(GetSysColorIndex.COLOR_WINDOW);
+systemColors["WindowFrame"] = GetSysColor(GetSysColorIndex.COLOR_WINDOWFRAME);
+systemColors["WindowText"] = GetSysColor(GetSysColorIndex.COLOR_WINDOWTEXT);
+systemColors["ButtonFace"] = GetSysColor(GetSysColorIndex.COLOR_BTNFACE);
+systemColors["ButtonHighlight"] = GetSysColor(GetSysColorIndex.COLOR_BTNHIGHLIGHT);
+systemColors["ButtonShadow"] = GetSysColor(GetSysColorIndex.COLOR_BTNSHADOW);
+systemColors["GradientActiveCaption"] = GetSysColor(GetSysColorIndex.COLOR_GRADIENTACTIVECAPTION);
+systemColors["GradientInactiveCaption"] = GetSysColor(GetSysColorIndex.COLOR_GRADIENTINACTIVECAPTION);
+systemColors["MenuBar"] = GetSysColor(GetSysColorIndex.COLOR_MENUBAR);
+systemColors["MenuHighlight"] = GetSysColor(GetSysColorIndex.COLOR_MENUHIGHLIGHT);
 
 const colorRegex = /KnownColor\s*\.\s*([a-zA-Z]+)/g;
 
@@ -20,3 +107,5 @@ export async function findSystemColor(text) {
     }
     return result;
 }
+
+export { systemColors }