<div class="display-field">
        @Html.DisplayFor(model => model.ContentBody)
 </div>

<div class="display-field">
    @Html.Raw(Model.ContentBody)
</div>

string name = "<p><span style="font-size: small; color: #ff0000;"><span style="font-size: small;">&nbsp;<span style="font-size: large; color: #000000;">Hi</span><br />&nbsp; <br />This is just a sample,<br />This will not work with @Html.Raw(),<br />";
  <span>@Html.Raw(name);</span>

@MvcHtmlString.Create(HttpUtility.HtmlDecode(@model.ContentBody))

@Html.Raw(HttpUtility.HtmlDecode(@model.ContentBody));

public ActionResult Index(int id)
    {
        var content = _contentRepository.GetContent(id);
        var classViewModel = new ClassViewModel
                                 {
                                     ContentBody = WebUtility.HtmlDecode(ClassViewModel.ContentBody)
                                 };
        return View(classViewModel);
    }

@MvcHtmlString.Create(@Model.OurVision)

<div class="display-field">
        @model.ContentBody
 </div>

MvcHtmlString myHtmlString = MvcHtmlString.Create("htmlcodeandtext");

....
    Description = WebUtility.HtmlDecode(narration.Narration1)

<div>
    @Html.TextAreaFor(model => model.Description, HtmlAttributeHelper.ConditionalDisable(false, new {@class = "tinymce"}))
 </div>

......
 <td class="col-word-wrap">@Html.Raw(HttpUtility.HtmlDecode(@item.Narration1))</td>

string noHTML = Regex.Replace(inputHTML, @"<[^>]+>|&nbsp;", "").Trim();