.mybox {
  text-decoration-color: inherit;
  text-decoration-color: red;
  text-decoration-color: darkgrey;
  text-decoration-color: #f03;
  text-decoration-color: #F03;
  text-decoration-color: #ff0033;
  text-decoration-color: #FF0033;
  text-decoration-color: #GF0033; /* Noncompliant !{Update the invalid value of property "text-decoration-color". Expected format: <color>}! */
  text-decoration-color: #FF04033; /* Noncompliant */
  text-decoration-color: abc; /* Noncompliant */
  text-decoration-color: rgb(255, 0,51);
  text-decoration-color: rgba(255, 0,51,0.5);
  text-decoration-color: hsl(0,100%,15%);
  text-decoration-color: hsla(0,100%,15%,0.5);
  text-decoration-color: hello(); /* Noncompliant */
  text-decoration-color: transparent;
  text-decoration-color: currentColor;
  text-decoration-color: currentcolor;
  text-decoration-color: Background;
  text-decoration-color: background;
  text-decoration-color: ThreeDShadow;
  text-decoration-color: threedshadow;
}