diff --git a/Cargo.toml b/Cargo.toml
index f54ddf5..b37012f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "rust_util"
-version = "0.6.17"
+version = "0.6.18"
 authors = ["Hatter Jiang <jht5945@gmail.com>"]
 edition = "2018"
 description = "Hatter's Rust Util"
diff --git a/README.md b/README.md
index 275d6e5..7325df3 100644
--- a/README.md
+++ b/README.md
@@ -30,6 +30,8 @@ $ cargo run --example log
 
 ## Update Log
 
+* Nov 28, 2020 v0.6.18
+    * add util_term
 * Jun 21, 2020 v0.3.0
     * add struct `JoinFilesReader`
 
diff --git a/src/lib.rs b/src/lib.rs
index 2879b75..6535085 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -14,6 +14,7 @@ pub mod util_size;
 pub mod util_file;
 pub mod util_time;
 pub mod util_net;
+pub mod util_term;
 
 /// iff!(condition, result_when_true, result_when_false)
 #[macro_export] macro_rules! iff {
diff --git a/src/util_term.rs b/src/util_term.rs
new file mode 100644
index 0000000..7839e5e
--- /dev/null
+++ b/src/util_term.rs
@@ -0,0 +1,6 @@
+pub const RED:    &str = "\x1B[91m";
+pub const GREEN:  &str = "\x1B[92m";
+pub const YELLOW: &str = "\x1B[93m";
+pub const BOLD:   &str = "\x1B[1m";
+pub const UNDER:  &str = "\x1B[4m";
+pub const END:    &str = "\x1B[0m";