diff --git a/theme-arc-blue.css b/theme-arc-blue.css
index 8656082..f4a69f0 100644
--- a/theme-arc-blue.css
+++ b/theme-arc-blue.css
@@ -371,15 +371,15 @@
       border-bottom: 1px solid #2d2d2d;
   }
   .repository .diff-file-box .code-diff-unified tbody tr.del-code td {
-      background-color: #3c2626 !important;
+      background-color: #2c1616 !important;
       border-color: #634343 !important;
   }
   .repository .diff-file-box .code-diff-unified tbody tr.add-code td {
-      background-color: rgba(18, 28, 61, 0.68) !important;
+      background-color: #101044 !important;
       border-color: #597359 !important;
   }
   .repository .diff-file-box .code-diff tbody tr .added-code {
-      background-color: #15415B;
+      background-color: #15217B;
   }
   .repository .diff-file-box .code-diff .lines-num {
       border-right: 1px solid #2d2d2d;
@@ -876,9 +876,9 @@
   }
   .CodeMirror pre {
       background: #0a0a0a;
-      color: #dedede;
+      color: #ababab;
   }
   .CodeMirror-linenumber {
       color: #ddd;
       background: #0a0a0a;
-  }
+  }
\ No newline at end of file