diff --git a/Cargo.lock b/Cargo.lock
index 57e8c24..208f373 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -72,12 +72,55 @@ dependencies = [
  "unicode-width",
 ]
 
+[[package]]
+name = "anstream"
+version = "0.6.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "64e15c1ab1f89faffbf04a634d5e1962e9074f2741eef6d97f3c4e322426d526"
+dependencies = [
+ "anstyle",
+ "anstyle-parse",
+ "anstyle-query",
+ "anstyle-wincon",
+ "colorchoice",
+ "is_terminal_polyfill",
+ "utf8parse",
+]
+
 [[package]]
 name = "anstyle"
 version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7079075b41f533b8c61d2a4d073c4676e1f8b249ff94a393b0595db304e0dd87"
 
+[[package]]
+name = "anstyle-parse"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eb47de1e80c2b463c735db5b217a0ddc39d612e7ac9e2e96a5aed1f57616c1cb"
+dependencies = [
+ "utf8parse",
+]
+
+[[package]]
+name = "anstyle-query"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6d36fc52c7f6c869915e99412912f22093507da8d9e942ceaf66fe4b7c14422a"
+dependencies = [
+ "windows-sys 0.52.0",
+]
+
+[[package]]
+name = "anstyle-wincon"
+version = "3.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5bf74e1b6e971609db8ca7a9ce79fd5768ab6ae46441c572e46cf596f59e57f8"
+dependencies = [
+ "anstyle",
+ "windows-sys 0.52.0",
+]
+
 [[package]]
 name = "anyhow"
 version = "1.0.86"
@@ -182,17 +225,6 @@ version = "1.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1505bd5d3d116872e7271a6d4e16d81d0c8570876c8de68093a09ac269d8aac0"
 
-[[package]]
-name = "atty"
-version = "0.2.14"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
-dependencies = [
- "hermit-abi 0.1.19",
- "libc",
- "winapi",
-]
-
 [[package]]
 name = "autocfg"
 version = "1.1.0"
@@ -477,67 +509,43 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "3.2.25"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4ea181bf566f71cb9a5d17a59e1871af638180a18fb0035c92ae62b705207123"
-dependencies = [
- "atty",
- "bitflags 1.3.2",
- "clap_derive",
- "clap_lex 0.2.4",
- "indexmap 1.9.3",
- "once_cell",
- "strsim",
- "termcolor",
- "textwrap",
-]
-
-[[package]]
-name = "clap"
-version = "4.4.6"
+version = "4.5.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d04704f56c2cde07f43e8e2c154b43f216dc5c92fc98ada720177362f953b956"
+checksum = "0fbb260a053428790f3de475e304ff84cdbc4face759ea7a3e64c1edd938a7fc"
 dependencies = [
  "clap_builder",
+ "clap_derive",
 ]
 
 [[package]]
 name = "clap_builder"
-version = "4.4.6"
+version = "4.5.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0e231faeaca65ebd1ea3c737966bf858971cd38c3849107aa3ea7de90a804e45"
+checksum = "64b17d7ea74e9f833c7dbf2cbe4fb12ff26783eda4782a8975b72f895c9b4d99"
 dependencies = [
+ "anstream",
  "anstyle",
- "clap_lex 0.5.1",
+ "clap_lex",
+ "strsim 0.11.1",
 ]
 
 [[package]]
 name = "clap_derive"
-version = "3.2.25"
+version = "4.5.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae6371b8bdc8b7d3959e9cf7b22d4435ef3e79e138688421ec654acf8c81b008"
+checksum = "501d359d5f3dcaf6ecdeee48833ae73ec6e42723a1e52419c79abf9507eec0a0"
 dependencies = [
- "heck 0.4.1",
- "proc-macro-error",
+ "heck 0.5.0",
  "proc-macro2",
  "quote",
- "syn 1.0.109",
-]
-
-[[package]]
-name = "clap_lex"
-version = "0.2.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2850f2f5a82cbf437dd5af4d49848fbdfc27c157c3d010345776f952765261c5"
-dependencies = [
- "os_str_bytes",
+ "syn 2.0.66",
 ]
 
 [[package]]
 name = "clap_lex"
-version = "0.5.1"
+version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd7cc57abe963c6d3b9d8be5b06ba7c8957a930305ca90304f24ef040aa6f961"
+checksum = "1462739cb27611015575c0c11df5df7601141071f07518d56fcc1be504cbec97"
 
 [[package]]
 name = "cocoa"
@@ -575,6 +583,12 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3d7b894f5411737b7867f4827955924d7c254fc9f4d91a6aad6b097804b1018b"
 
+[[package]]
+name = "colorchoice"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d3fd119d74b830634cea2a0f58bbd0d54540518a14397557951e79340abc28c0"
+
 [[package]]
 name = "combine"
 version = "4.6.6"
@@ -681,7 +695,7 @@ dependencies = [
  "anes",
  "cast",
  "ciborium",
- "clap 4.4.6",
+ "clap",
  "criterion-plot",
  "futures",
  "is-terminal",
@@ -829,7 +843,7 @@ name = "dar2oar_cli"
 version = "0.8.0"
 dependencies = [
  "anyhow",
- "clap 3.2.25",
+ "clap",
  "dar2oar_core",
  "pretty_assertions",
  "tokio",
@@ -880,7 +894,7 @@ dependencies = [
  "ident_case",
  "proc-macro2",
  "quote",
- "strsim",
+ "strsim 0.10.0",
  "syn 2.0.66",
 ]
 
@@ -917,7 +931,7 @@ dependencies = [
  "arrayvec",
  "proc-macro2",
  "quote",
- "strsim",
+ "strsim 0.10.0",
  "syn 2.0.66",
 ]
 
@@ -1682,15 +1696,6 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
 
-[[package]]
-name = "hermit-abi"
-version = "0.1.19"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"
-dependencies = [
- "libc",
-]
-
 [[package]]
 name = "hermit-abi"
 version = "0.3.3"
@@ -1865,11 +1870,17 @@ version = "0.4.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cb0889898416213fab133e1d33a0e5858a48177452750691bde3666d0fdbaf8b"
 dependencies = [
- "hermit-abi 0.3.3",
+ "hermit-abi",
  "rustix",
  "windows-sys 0.48.0",
 ]
 
+[[package]]
+name = "is_terminal_polyfill"
+version = "1.70.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
+
 [[package]]
 name = "itertools"
 version = "0.10.5"
@@ -2190,7 +2201,7 @@ version = "1.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4161fcb6d602d4d2081af7c3a45852d875a03dd337a6bfdd6e06407b61342a43"
 dependencies = [
- "hermit-abi 0.3.3",
+ "hermit-abi",
  "libc",
 ]
 
@@ -2295,12 +2306,6 @@ dependencies = [
  "windows-sys 0.48.0",
 ]
 
-[[package]]
-name = "os_str_bytes"
-version = "6.6.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2355d85b9a3786f481747ced0e0ff2ba35213a1f9bd406ed906554d7af805a1"
-
 [[package]]
 name = "overload"
 version = "0.1.1"
@@ -3266,6 +3271,12 @@ version = "0.10.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
 
+[[package]]
+name = "strsim"
+version = "0.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
+
 [[package]]
 name = "syn"
 version = "1.0.109"
@@ -3625,21 +3636,6 @@ dependencies = [
  "utf-8",
 ]
 
-[[package]]
-name = "termcolor"
-version = "1.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "06794f8f6c5c898b3275aebefa6b8a1cb24cd2c6c79397ab15774837a0bc5755"
-dependencies = [
- "winapi-util",
-]
-
-[[package]]
-name = "textwrap"
-version = "0.16.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "222a222a5bfe1bba4a77b45ec488a741b3cb8872e5e499451fd7d0129c9c7c3d"
-
 [[package]]
 name = "thin-slice"
 version = "0.1.1"
@@ -3943,6 +3939,12 @@ version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09cc8ee72d2a9becf2f2febe0205bbed8fc6615b7cb429ad062dc7b7ddd036a9"
 
+[[package]]
+name = "utf8parse"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
+
 [[package]]
 name = "uuid"
 version = "1.4.1"
@@ -4296,6 +4298,15 @@ dependencies = [
  "windows-targets 0.48.5",
 ]
 
+[[package]]
+name = "windows-sys"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
+dependencies = [
+ "windows-targets 0.52.5",
+]
+
 [[package]]
 name = "windows-targets"
 version = "0.48.5"
diff --git a/dar2oar_cli/Cargo.toml b/dar2oar_cli/Cargo.toml
index dc60cdd..00e7074 100644
--- a/dar2oar_cli/Cargo.toml
+++ b/dar2oar_cli/Cargo.toml
@@ -19,8 +19,7 @@ path = "./src/main.rs"
 
 [dependencies]
 anyhow = { version = "1.0.86", features = ["backtrace"] }
-# NOTE: clap uses v3.2.23, the last successfully built version, because color mode was erased in v4
-clap = { version = "3.2.23", features = ["derive"] } # For CLI
+clap = { version = "4.5.13", features = ["derive"] } # For CLI
 dar2oar_core = { path = "../dar2oar_core", features = ["tracing"] }
 tokio = { version = "1.37.0", features = [
   "fs",
@@ -33,3 +32,7 @@ tracing-subscriber = "0.3.18"
 
 [dev-dependencies]
 pretty_assertions = "1.4.0"
+
+[features]
+default = ["color"]
+color = []
diff --git a/dar2oar_cli/src/cli/color.rs b/dar2oar_cli/src/cli/color.rs
new file mode 100644
index 0000000..b26423f
--- /dev/null
+++ b/dar2oar_cli/src/cli/color.rs
@@ -0,0 +1,36 @@
+use clap::builder::styling::{AnsiColor, Color, Style};
+
+/// See: [`clap.rs not printing colors during --help`](https://stackoverflow.com/questions/74068168/clap-rs-not-printing-colors-during-help)
+pub fn get_styles() -> clap::builder::Styles {
+    clap::builder::Styles::styled()
+        .usage(
+            Style::new()
+                .bold()
+                .underline()
+                .fg_color(Some(Color::Ansi(AnsiColor::Yellow))),
+        )
+        .header(
+            Style::new()
+                .bold()
+                .underline()
+                .fg_color(Some(Color::Ansi(AnsiColor::Yellow))),
+        )
+        .literal(Style::new().fg_color(Some(Color::Ansi(AnsiColor::Green))))
+        .invalid(
+            Style::new()
+                .bold()
+                .fg_color(Some(Color::Ansi(AnsiColor::Red))),
+        )
+        .error(
+            Style::new()
+                .bold()
+                .fg_color(Some(Color::Ansi(AnsiColor::Red))),
+        )
+        .valid(
+            Style::new()
+                .bold()
+                .underline()
+                .fg_color(Some(Color::Ansi(AnsiColor::Green))),
+        )
+        .placeholder(Style::new().fg_color(Some(Color::Ansi(AnsiColor::White))))
+}
diff --git a/dar2oar_cli/src/cli/mod.rs b/dar2oar_cli/src/cli/mod.rs
index cb100fa..4dd5f93 100644
--- a/dar2oar_cli/src/cli/mod.rs
+++ b/dar2oar_cli/src/cli/mod.rs
@@ -1,6 +1,8 @@
+mod color;
 mod commands;
 mod convert;
 
+use crate::cli::color::get_styles;
 use crate::cli::commands::Commands;
 use crate::init_tracing;
 use convert::dar2oar;
@@ -11,6 +13,9 @@ use tracing::Level;
 /// Converter CLI version
 #[derive(Debug, clap::Parser)]
 #[clap(name = "dar2oar", about)]
+#[cfg_attr(feature = "color",
+command(styles=get_styles())
+)]
 pub(crate) struct Cli {
     #[clap(subcommand)]
     command: Commands,