diff --git a/src/main/java/com/github/pareronia/aoc/solution/ANSIColors.java b/src/main/java/com/github/pareronia/aoc/solution/ANSIColors.java
new file mode 100644
index 00000000..0d0c6d77
--- /dev/null
+++ b/src/main/java/com/github/pareronia/aoc/solution/ANSIColors.java
@@ -0,0 +1,61 @@
+package com.github.pareronia.aoc.solution;
+
+public class ANSIColors {
+
+    public static final String RESET = "\u001B[0m";
+    
+    // Text attributes
+    public static final String BOLD = "\u001B[1m";
+
+    // Regular text colors
+    public static final String BLACK = "\u001B[30m";
+    public static final String RED = "\u001B[31m";
+    public static final String GREEN = "\u001B[32m";
+    public static final String YELLOW = "\u001B[33m";
+    public static final String BLUE = "\u001B[34m";
+    public static final String MAGENTA = "\u001B[35m";
+    public static final String CYAN = "\u001B[36m";
+    public static final String WHITE = "\u001B[37m";
+
+    // Bright text colors
+    public static final String BRIGHT_BLACK = "\u001B[30;1m";
+    public static final String BRIGHT_RED = "\u001B[31;1m";
+    public static final String BRIGHT_GREEN = "\u001B[32;1m";
+    public static final String BRIGHT_YELLOW = "\u001B[33;1m";
+    public static final String BRIGHT_BLUE = "\u001B[34;1m";
+    public static final String BRIGHT_MAGENTA = "\u001B[35;1m";
+    public static final String BRIGHT_CYAN = "\u001B[36;1m";
+    public static final String BRIGHT_WHITE = "\u001B[37;1m";
+
+    // Background colors
+    public static final String BACKGROUND_BLACK = "\u001B[40m";
+    public static final String BACKGROUND_RED = "\u001B[41m";
+    public static final String BACKGROUND_GREEN = "\u001B[42m";
+    public static final String BACKGROUND_YELLOW = "\u001B[43m";
+    public static final String BACKGROUND_BLUE = "\u001B[44m";
+    public static final String BACKGROUND_MAGENTA = "\u001B[45m";
+    public static final String BACKGROUND_CYAN = "\u001B[46m";
+    public static final String BACKGROUND_WHITE = "\u001B[47m";
+
+    // Bright background colors
+    public static final String BRIGHT_BACKGROUND_BLACK = "\u001B[40;1m";
+    public static final String BRIGHT_BACKGROUND_RED = "\u001B[41;1m";
+    public static final String BRIGHT_BACKGROUND_GREEN = "\u001B[42;1m";
+    public static final String BRIGHT_BACKGROUND_YELLOW = "\u001B[43;1m";
+    public static final String BRIGHT_BACKGROUND_BLUE = "\u001B[44;1m";
+    public static final String BRIGHT_BACKGROUND_MAGENTA = "\u001B[45;1m";
+    public static final String BRIGHT_BACKGROUND_CYAN = "\u001B[46;1m";
+    public static final String BRIGHT_BACKGROUND_WHITE = "\u001B[47;1m";
+    
+    public static String bold(final String text) {
+        return BOLD + text + RESET;
+    }
+    
+    public static String yellow(final String text) {
+        return YELLOW + text + RESET;
+    }
+    
+    public static String red(final String text) {
+        return RED + text + RESET;
+    }
+}
diff --git a/src/main/java/com/github/pareronia/aoc/solution/SolutionUtils.java b/src/main/java/com/github/pareronia/aoc/solution/SolutionUtils.java
index 5c558840..f94b71f2 100644
--- a/src/main/java/com/github/pareronia/aoc/solution/SolutionUtils.java
+++ b/src/main/java/com/github/pareronia/aoc/solution/SolutionUtils.java
@@ -27,20 +27,16 @@ public static Puzzle puzzle(final Class<?> klass) {
     }
     
     public static String printDuration(final Duration duration) {
-        final long timeSpent = duration.toNanos() / 1_000;
-        double time;
-        String unit;
-        if (timeSpent < 1000) {
-            time = timeSpent;
-            unit = "µs";
-        } else if (timeSpent < 1_000_000) {
-            time = timeSpent / 1000.0;
-            unit = "ms";
+        final double timeSpent = duration.toNanos() / 1_000_000.0;
+        String time;
+        if (timeSpent <= 1000) {
+            time = String.format("%.3f", timeSpent);
+        } else if (timeSpent <= 5_000) {
+            time = ANSIColors.yellow(String.format("%.0f", timeSpent));
         } else {
-            time = timeSpent / 1_000_000.0;
-            unit = "s";
+            time = ANSIColors.red(String.format("%.0f", timeSpent));
         }
-        return String.format("%.3f %s", time, unit);
+        return String.format("%s ms", time);
     }
 
     public static <V> V lap(final String prefix, final Callable<V> callable)
@@ -52,7 +48,7 @@ public static <V> V lap(final String prefix, final Callable<V> callable)
         final V answer = timed.result();
         final String duration = printDuration(timed.duration());
         System.out.println(String.format("%s : %s, took: %s",
-                                         prefix, answer, duration));
+                prefix, ANSIColors.bold(answer.toString()), duration));
         return answer;
     }