UnityEngine.ColorUtility.TryParseHtmlString C# (CSharp) Method

        public static bool TryParseHtmlString(string htmlString, out Color color)
        {
            Color32 color2;
            bool flag = DoTryParseHtmlColor(htmlString, out color2);
            color = (Color) color2;
            return flag;
        }
    }

 public HighlightAttribute(string hexColor)
 {
     Color = ColorUtility.TryParseHtmlString(hexColor, out var color) ? color : Color.magenta;
 }