diff --git a/app/src/main/java/org/ntlab/irisclient/MemberListAdapter.java b/app/src/main/java/org/ntlab/irisclient/MemberListAdapter.java
index 95078ed..eee7e44 100644
--- a/app/src/main/java/org/ntlab/irisclient/MemberListAdapter.java
+++ b/app/src/main/java/org/ntlab/irisclient/MemberListAdapter.java
@@ -26,8 +26,8 @@
     private List<Integer> blueTeam = new ArrayList<>();
     private List<Integer> grayTeam = new ArrayList<>();
 
-    final int redColor = Color.rgb(172, 32,32);
-    final int blueColor = Color.rgb(32, 32, 172);
+    final int redColor = Color.rgb(255, 70,70);
+    final int blueColor = Color.rgb(70, 70, 255);
     final int grayColor = Color.rgb(172, 172, 172);
 
     public MemberListAdapter(Context context, int itemLayoutId,