diff --git a/app/src/main/java/io/github/sspanak/tt9/ui/tray/SuggestionsBar.java b/app/src/main/java/io/github/sspanak/tt9/ui/tray/SuggestionsBar.java
index cc0fa849..51344824 100644
--- a/app/src/main/java/io/github/sspanak/tt9/ui/tray/SuggestionsBar.java
+++ b/app/src/main/java/io/github/sspanak/tt9/ui/tray/SuggestionsBar.java
@@ -161,7 +161,7 @@ public class SuggestionsBar {
 		// "..." prefix
 		int startIndex = 0;
 		String[] prefixes = {STEM_VARIATION_PREFIX, STEM_PUNCTUATION_VARIATION_PREFIX, Characters.COMBINING_ZERO_BASE};
-    for (String prefix : prefixes) {
+		for (String prefix : prefixes) {
 			int prefixIndex = suggestion.indexOf(prefix) + 1;
 			if (prefixIndex < endIndex) { // do not match the prefix chars when they are part of STEM_SUFFIX
 				startIndex = Math.max(startIndex, prefixIndex);
diff --git a/app/src/main/java/io/github/sspanak/tt9/util/colors/SystemColor.java b/app/src/main/java/io/github/sspanak/tt9/util/colors/SystemColor.java
index 52ec897d..20fd5a41 100644
--- a/app/src/main/java/io/github/sspanak/tt9/util/colors/SystemColor.java
+++ b/app/src/main/java/io/github/sspanak/tt9/util/colors/SystemColor.java
@@ -15,10 +15,6 @@ public class SystemColor {
 		return color;
 	}
 
-	final public SystemColor toComplementary() {
-		return new SystemColor(0xFFFFFF - color);
-	}
-
 	final public String toCssColor() {
 		return "color:" + toHex() + ";";
 	}