diff --git a/web/app/controllers/subdomain/blog/blog.php b/web/app/controllers/subdomain/blog/blog.php
index 5150047..9399add 100644
--- a/web/app/controllers/subdomain/blog/blog.php
+++ b/web/app/controllers/subdomain/blog/blog.php
@@ -201,7 +201,9 @@ $comments_pag = new Paginator([
 				"order by id"
 			]);
 			foreach ($replies as $idx => $reply) {
-				$replies[$idx]['poster_realname'] = UOJUser::query($reply['poster'])['realname'];
+				$reply_user = UOJUser::query($reply['poster']);
+				$replies[$idx]['poster_realname'] = $reply_user['realname'];
+				$replies[$idx]['poster_username_color'] = UOJUser::getUserColor($reply_user);
 				$replies[$idx]['content'] = getCommentContentToDisplay($reply);
 			}
 			$replies_json = json_encode($replies);
diff --git a/web/app/libs/uoj-contest-lib.php b/web/app/libs/uoj-contest-lib.php
index 1b53904..f360bf0 100644
--- a/web/app/libs/uoj-contest-lib.php
+++ b/web/app/libs/uoj-contest-lib.php
@@ -87,14 +87,23 @@ function queryContestData($contest, $config = []) {
 	$people = [];
 
 	if ($contest['extra_config']['individual_or_team'] == 'individual') {
-		$people = DB::selectAll([
-			"select contests_registrants.username, user_info.realname from contests_registrants",
+		$res = DB::selectAll([
+			"select contests_registrants.username, user_info.realname, user_info.extra, user_info.usergroup from contests_registrants",
 			"inner join user_info on contests_registrants.username = user_info.username",
 			"where", [
 				"contest_id" => $contest['id'],
 				"has_participated" => 1
 			]
 		], DB::NUM);
+		foreach ($res as $row) {
+			$extra = json_decode($row[2], true);
+			$people[] = [
+				$row[0],
+				trim(HTML::escape($row[1])),
+				null,
+				UOJUser::getUserColor2($row[3], $extra['username_color']),
+			];
+		}
 	} elseif ($contest['extra_config']['individual_or_team'] == 'team') {
 		$res = DB::selectAll([
 			"select user_info.username, null, user_info.extra from contests_registrants, user_info",
@@ -106,11 +115,15 @@ function queryContestData($contest, $config = []) {
 		], DB::NUM);
 		foreach ($res as $row) {
 			$extra = json_decode($row[2], true);
-			$row[2] = [
-				'team_name' => $extra['acm']['team_name'],
-				'members' => $extra['acm']['members']
+			$people[] = [
+				$row[0],
+				null,
+				[
+					'team_name' => $extra['acm']['team_name'],
+					'members' => $extra['acm']['members'],
+				],
+				null,
 			];
-			$people[] = $row;
 		}
 	}
 
@@ -373,7 +386,7 @@ function calcStandings($contest, $contest_data, &$score, &$standings, $cfg = [])
 		}
 	}
 
-	// standings: rank => score, penalty, [username, realname], virtual_rank, ?review
+	// standings: rank => score, penalty, [username, realname, null|array, null|color], virtual_rank, ?review
 	$standings = [];
 	foreach ($contest_data['people'] as $person) {
 		$cur = array(0, 0, $person);
diff --git a/web/app/models/UOJUser.php b/web/app/models/UOJUser.php
index 508305d..388b724 100644
--- a/web/app/models/UOJUser.php
+++ b/web/app/models/UOJUser.php
@@ -210,6 +210,33 @@ class UOJUser {
 		}
 	}
 
+	public static function getUserColor($user) {
+		$extra = UOJUser::getExtra($user);
+
+		return UOJUser::getUserColor2($user['usergroup'], $extra['username_color']);
+	}
+
+	public static function getUserColor2($usergroup, $custom_color = null) {
+		if ($usergroup == 'B') {
+			return '#996600';
+		}
+
+		if ($usergroup == 'T') {
+			return '#707070';
+		}
+
+		if ($usergroup == 'S') {
+			return $custom_color ?: '#9d3dcf';
+		}
+
+		// 前管理员设置颜色为紫色、红色的，颜色改为蓝色
+		if ($custom_color == '#9d3dcf' || $custom_color == '#fe4c61') {
+			return '#0d6efd';
+		}
+
+		return $custom_color ?: '#0d6efd';
+	}
+
 	public static function getLink($user) {
 		if (is_string($user)) {
 			$info = UOJUser::query($user);
@@ -221,36 +248,21 @@ class UOJUser {
 			}
 		}
 
-		$extra = UOJUser::getExtra($user);
 		$realname = $user['realname'];
-		$color = '#0d6efd';
-
-		if ($user['usergroup'] === 'B') {
-			$color = '#996600';
-		} else if (isTmpUser($user)) {
-			$color = '#707070';
-		} else {
-			if (isSuperUser($user)) {
-				$color = '#9d3dcf';
-			}
-
-			$color = $extra['username_color'];
-
-			// 前管理员设置颜色为紫色、红色的，颜色改为蓝色
-			if (($color === '#9d3dcf' || $color === '#fe4c61') && !isSuperUser($user)) {
-				$color = '#0d6efd';
-			}
-		}
 
 		if ($user['usertype'] == 'teacher') {
 			$realname .= '老师';
 		}
 
+		if (!Auth::check()) {
+			$realname = '';
+		}
+
 		return HTML::tag('span', [
 			'class' => 'uoj-username',
+			'data-color' => UOJUser::getUserColor($user),
 			// 未登录不可查看真实姓名
-			'data-realname' => Auth::check() ? trim(HTML::escape($realname)) : '',
-			'data-color' => $color,
+			'data-realname' => trim(HTML::escape($realname)),
 		], $user['username']);
 	}
 
diff --git a/web/app/views/contest-standings.php b/web/app/views/contest-standings.php
index 35ee895..b5240f8 100644
--- a/web/app/views/contest-standings.php
+++ b/web/app/views/contest-standings.php
@@ -35,7 +35,7 @@
 			function(row) {
 				var col_tr = '<tr>';
 				col_tr += '<td>' + row[3] + '</td>';
-				col_tr += '<td>' + getUserLink(row[2][0], row[2][1]) + '</td>';
+				col_tr += '<td>' + getUserLink(row[2][0], row[2][1], row[2][3]) + '</td>';
 				col_tr += '<td>' + '<div><span class="uoj-score" data-max="' + problems.length * 100 + '" style="color:' + getColOfScore(row[0] / problems.length) + '">' + row[0] + '</span></div>' + '<div>' + getPenaltyTimeStr(row[1]) + '</div></td>';
 				for (var i = 0; i < problems.length; i++) {
 					col = score[row[2][0]][i];
diff --git a/web/js/uoj.js b/web/js/uoj.js
index 267f608..3b209f3 100644
--- a/web/js/uoj.js
+++ b/web/js/uoj.js
@@ -118,46 +118,51 @@ function getColOfScore(score) {
 	}
 }
 
-function getUserLink(username, realname) {
+function getUserLink(username, realname, color) {
 	if (!username) {
 		return '';
 	}
 	var text = username;
+	var style = '';
 	if (username.charAt(0) == '@') {
 		username = username.substr(1);
 	}
 	if (realname) {
 		text = text + ' <span class="uoj-realname d-inline-block">(' + realname + ')</span>';
 	}
-	return '<a class="uoj-username" href="' + uojHome + '/user/' + username + '">' + text + '</a>';
+	if (color) {
+		style += 'color: ' + color + ';';
+	}
+	return '<a class="uoj-username" href="' + uojHome + '/user/' + username + '" ' + 'style="' + style + '">' + text + '</a>';
 }
-function getUserSpan(username, realname) {
+function getUserSpan(username, realname, color) {
 	if (!username) {
 		return '';
 	}
 	var text = username;
+	var style = '';
 	if (username.charAt(0) == '@') {
 		username = username.substr(1);
 	}
 	if (realname) {
 		text = text + ' <span class="uoj-realname d-inline-block">(' + realname + ')</span>';
 	}
-	return '<span class="uoj-username">' + text + '</span>';
+	if (color) {
+		style += 'color: ' + color + ';';
+	}
+	return '<span class="uoj-username" ' + 'style="' + style + '">' + text + '</span>';
 }
 
 function replaceWithHighlightUsername() {
 	var username = $(this).text();
 	var realname = $(this).data("realname");
 	var color = $(this).data("color");
-	var new_elem_inner = '';
 
 	if ($(this).data("link") != 0) {
-		new_elem_inner = getUserLink(username, realname);
+		$(this).replaceWith(getUserLink(username, realname, color));
 	} else {
-		new_elem_inner = getUserSpan(username, realname);
+		$(this).replaceWith(getUserSpan(username, realname, color));
 	}
-
-	$(this).replaceWith($(new_elem_inner).css('color', color));
 }
 
 $.fn.uoj_honor = function() {
@@ -1087,7 +1092,7 @@ function showCommentReplies(id, replies) {
 		function(reply) {
 			return $('<tr id="' + 'comment-' + reply.id + '" />').append(
 				$('<td />').append(
-					$('<div class="comtbox6">' + getUserLink(reply.poster, reply.poster_realname) + '：' + reply.content + '</div>')
+					$('<div class="comtbox6">' + getUserLink(reply.poster, reply.poster_realname, reply.poster_username_color) + '：' + reply.content + '</div>')
 				).append(
 					$('<ul class="' + (isBootstrap5Page ? 'text-end mb-0' : 'text-right bot-buffer-no') + ' list-inline" />').append(
 						'<li>' + '<small class="text-muted">' + reply.post_time + '</small>' + '</li>'