fix

Riot/Modules/MatrixKit/Utils/EventFormatter/HTMLFormatter.swift

@@ -51,6 +51,7 @@ class HTMLFormatter: NSObject {
             DTDefaultFontName: font.fontName,
             DTDefaultFontSize: font.pointSize,
             DTDefaultLinkDecoration: false,
+            DTDefaultLinkColor: UIColor.link,
             DTWillFlushBlockCallBack: sanitizeCallback
         ]
         options.merge(extraOptions) { (_, new) in new }

Riot/Modules/MatrixKit/Utils/EventFormatter/MXKEventFormatter.m

@@ -1749,6 +1749,7 @@ static NSString *const kHTMLATagRegexPattern = @"<a href=(?:'|\")(.*?)(?:'|\")>(
                 if (url.URL)
                 {
                     [str addAttribute:NSLinkAttributeName value:url.URL range:matchRange];
+                    [str addAttribute:NSForegroundColorAttributeName value:[UIColor linkColor] range:matchRange];
                 }
             }
         }