diff --git a/src/lib.rs b/src/lib.rs
index b6ff718..ae6095e 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -54,6 +54,13 @@ pub fn args(year: u16) -> Command {
                 .conflicts_with("days")
                 .help("Run all days"),
         )
+        .arg(
+            Arg::new("color")
+                .short('c')
+                .long("no-color")
+                .action(ArgAction::SetTrue)
+                .help("Disable colored timings"),
+        )
 }
 
 #[macro_export]
diff --git a/src/parse/gen_run.rs b/src/parse/gen_run.rs
index b60480c..85c8b4f 100644
--- a/src/parse/gen_run.rs
+++ b/src/parse/gen_run.rs
@@ -25,8 +25,8 @@ macro_rules! run_day {
                 }
             };
 
-            if let Some(input) = $crate::run_gen!($day, &data, $gen) {
-                $( $crate::run_sol!($day, &input, $sol); )+
+            if let Some(input) = $crate::run_gen!($day, &data, $opt, $gen) {
+                $( $crate::run_sol!($day, &input, $opt, $sol); )+
             } else {
                 $( $crate::skip_sol!($sol); )+
             }
@@ -37,23 +37,28 @@ macro_rules! run_day {
 #[macro_export]
 macro_rules! run_gen {
     // No generator is needed: default behavior is to just pass input &str
-    ( $day: ident, $data: expr, { gen_default } ) => {{
+    ( $day: ident, $data: expr, $opt: expr, { gen_default } ) => {{
         Some($data)
     }};
 
     // Run generator
-    ( $day: ident, $data: expr, { gen $generator: ident } ) => {{
+    ( $day: ident, $data: expr, $opt: expr, { gen $generator: ident }) => {{
         use $crate::utils::Line;
 
         let start = Instant::now();
         let input = $day::$generator($data);
         let elapsed = start.elapsed();
-        println!("  - {}", Line::new("generator").with_duration(elapsed));
+        println!(
+            "  - {}",
+            Line::new("generator")
+                .with_duration(elapsed)
+                .disable_duration_color($opt.get_flag("color"))
+        );
         Some(input)
     }};
 
     // Run fallible generator
-    ( $day: ident, $data: expr, { gen_fallible $generator: ident } ) => {{
+    ( $day: ident, $data: expr, $opt: expr, { gen_fallible $generator: ident }) => {{
         use $crate::colored::*;
         use $crate::utils::{Line, TryUnwrap};
 
@@ -63,7 +68,12 @@ macro_rules! run_gen {
 
         match result.try_unwrap() {
             Ok(input) => {
-                println!("  - {}", Line::new("generator").with_duration(elapsed));
+                println!(
+                    "  - {}",
+                    Line::new("generator")
+                        .with_duration(elapsed)
+                        .disable_duration_color($opt.get_flag("color"))
+                );
                 Some(input)
             }
             Err(msg) => {
@@ -71,6 +81,7 @@ macro_rules! run_gen {
                     "  - {}",
                     Line::new("generator")
                         .with_duration(elapsed)
+                        .disable_duration_color($opt.get_flag("color"))
                         .with_state(msg.red())
                 );
                 None
@@ -82,7 +93,7 @@ macro_rules! run_gen {
 #[macro_export]
 macro_rules! run_sol {
     // Run solution
-    ( $day: ident, $input: expr, { sol $solution: ident } ) => {{
+    ( $day: ident, $input: expr, $opt: expr, { sol $solution: ident } ) => {{
         use $crate::colored::*;
         use $crate::utils::Line;
 
@@ -94,19 +105,22 @@ macro_rules! run_sol {
             "  - {}",
             Line::new(stringify!($solution))
                 .with_duration(elapsed)
+                .disable_duration_color($opt.get_flag("color"))
                 .with_state(format!("{}", response).normal())
         );
     }};
 
     // Run fallible solution
-    ( $day: ident, $input: expr, { sol_fallible $solution: ident } ) => {{
+    ( $day: ident, $input: expr, $opt: expr, { sol_fallible $solution: ident } ) => {{
         use $crate::colored::*;
         use $crate::utils::{Line, TryUnwrap};
 
         let start = Instant::now();
         let response = $day::$solution($input);
         let elapsed = start.elapsed();
-        let line = Line::new(stringify!($solution)).with_duration(elapsed);
+        let line = Line::new(stringify!($solution))
+            .with_duration(elapsed)
+            .disable_duration_color($opt.get_flag("color"));
 
         println!(
             "  - {}",
diff --git a/src/utils.rs b/src/utils.rs
index 73e3176..9f292b7 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -46,6 +46,7 @@ const DEFAULT_WIDTH: usize = 30;
 pub struct Line {
     text: String,
     duration: Option<Duration>,
+    disable_duration_color: bool,
     state: Option<ColoredString>,
 }
 
@@ -54,6 +55,7 @@ impl Line {
         Self {
             text: text.into(),
             duration: None,
+            disable_duration_color: false,
             state: None,
         }
     }
@@ -67,6 +69,11 @@ impl Line {
         self.state = Some(state.into());
         self
     }
+
+    pub fn disable_duration_color(mut self, disable: bool) -> Self {
+        self.disable_duration_color = disable;
+        self
+    }
 }
 
 impl fmt::Display for Line {
@@ -78,7 +85,16 @@ impl fmt::Display for Line {
             .map(|duration| format!(" ({:.2?})", duration))
             .unwrap_or_else(String::new);
 
-        write!(f, "{}{}", self.text, duration.bright_black())?;
+        let duration = match self.duration {
+            _ if self.disable_duration_color => duration.bright_black(),
+            Some(d) if d < Duration::from_nanos(1000) => duration.bright_magenta(),
+            Some(d) if d < Duration::from_micros(1000) => duration.green(),
+            Some(d) if d < Duration::from_millis(1000) => duration.bright_yellow(),
+            Some(d) if d < Duration::from_secs(60) => duration.bright_red(),
+            _ => duration.bright_black(),
+        };
+
+        write!(f, "{}{}", self.text, duration)?;
 
         if let Some(state) = &self.state {
             let width = self.text.chars().count() + 1 + duration.chars().count();