Refine theme.

Signal/src/views/QuotedReplyPreview.swift

@@ -53,7 +53,7 @@ class QuotedReplyPreview: UIView {
 
         let buttonImage: UIImage = #imageLiteral(resourceName: "quoted-message-cancel").withRenderingMode(.alwaysTemplate)
         cancelButton.setImage(buttonImage, for: .normal)
-        cancelButton.imageView?.tintColor = .darkGray
+        cancelButton.imageView?.tintColor = Theme.secondaryColor
         cancelButton.addTarget(self, action: #selector(didTapCancel), for: .touchUpInside)
 
         self.layoutMargins = .zero

SignalMessaging/categories/Theme.m

@@ -109,7 +109,7 @@ NSString *const ThemeKeyThemeEnabled = @"ThemeKeyThemeEnabled";
 
 + (UIColor *)conversationButtonBackgroundColor
 {
-    return (Theme.isDarkThemeEnabled ? [UIColor colorWithWhite:0.3f alpha:1.f] : UIColor.ows_light02Color);
+    return (Theme.isDarkThemeEnabled ? [UIColor colorWithWhite:0.35f alpha:1.f] : UIColor.ows_light02Color);
 }
 
 #pragma mark -