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];
                 }
             }
         }

Riot/Modules/MatrixKit/Utils/MXKTools.m

@@ -1083,6 +1083,7 @@ manualChangeMessageForVideo:(NSString*)manualChangeMessageForVideo
                 // If the match is fully in the link, skip it
                 if (NSIntersectionRange(match.range, linkMatch.range).length == match.range.length)
                 {
+                    [mutableAttributedString addAttribute:NSForegroundColorAttributeName value:[UIColor linkColor] range:linkMatch.range];
                     hasAlreadyLink = YES;
                     break;
                 }
@@ -1097,6 +1098,7 @@ manualChangeMessageForVideo:(NSString*)manualChangeMessageForVideo
             NSString *link = [mutableAttributedString.string substringWithRange:match.range];
             link = [link stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLQueryAllowedCharacterSet]];
             [mutableAttributedString addAttribute:NSLinkAttributeName value:link range:match.range];
+            [mutableAttributedString addAttribute:NSForegroundColorAttributeName value:[UIColor linkColor] range:match.range];
         }
     }];
 }