Updated colors

src/ThemeEditor.Colors/CMYK.cs

@@ -36,7 +36,7 @@ namespace ThemeEditor.Colors
 
         public CMYK(HSV hsv)
         {
-            CMYK cmyk = hsv.ToRGB().ToCMYK();
+            CMYK cmyk = hsv.ToCMYK();
             C = cmyk.C;
             Y = cmyk.Y;
             M = cmyk.M;

src/ThemeEditor.Colors/HSV.cs

@@ -30,6 +30,14 @@ namespace ThemeEditor.Colors
             V = hsv.V;
         }
 
+        public HSV(CMYK cmyk)
+        {
+            HSV hsv = cmyk.ToHSV();
+            H = hsv.H;
+            S = hsv.S;
+            V = hsv.V;
+        }
+
         public HSV WithH(double h) => new HSV(h, S, V);
 
         public HSV WithS(double s) => new HSV(H, s, V);

src/ThemeEditor.Colors/RGB.cs

@@ -30,6 +30,14 @@ namespace ThemeEditor.Colors
             B = rgb.B;
         }
 
+        public RGB(CMYK cmyk)
+        {
+            RGB rgb = cmyk.ToRGB();
+            R = rgb.R;
+            G = rgb.G;
+            B = rgb.B;
+        }
+
         public RGB WithR(double r) => new RGB(r, G, B);
 
         public RGB WithG(double g) => new RGB(R, g, B);