diff --git a/Cargo.toml b/Cargo.toml
index 0adc7ee..93166bc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "rust_util"
-version = "0.6.50"
+version = "0.6.51"
 authors = ["Hatter Jiang <jht5945@gmail.com>"]
 edition = "2018"
 description = "Hatter's Rust Util"
diff --git a/src/util_term.rs b/src/util_term.rs
index a33d05c..6239929 100644
--- a/src/util_term.rs
+++ b/src/util_term.rs
@@ -2,9 +2,42 @@ use std::io::{self, Write};
 
 use crate::util_msg;
 
+pub const STD_BLACK: &str = "\x1B[30m";
+pub const STD_RED: &str = "\x1B[31m";
+pub const STD_GREEN: &str = "\x1B[32m";
+pub const STD_YELLOW: &str = "\x1B[33m";
+pub const STD_BLUE: &str = "\x1B[34m";
+pub const STD_MAGENTA: &str = "\x1B[35m"; // 品红色/洋红
+pub const STD_CYAN: &str = "\x1B[36m"; // 青色
+pub const STD_WHITE: &str = "\x1B[37m";
+
+pub const BLACK: &str = "\x1B[90m";
 pub const RED: &str = "\x1B[91m";
 pub const GREEN: &str = "\x1B[92m";
 pub const YELLOW: &str = "\x1B[93m";
+pub const BLUE: &str = "\x1B[94m";
+pub const MAGENTA: &str = "\x1B[95m";
+pub const CYAN: &str = "\x1B[96m";
+pub const WHITE: &str = "\x1B[97m";
+
+pub const BG_STD_BLACK: &str = "\x1B[40m";
+pub const BG_STD_RED: &str = "\x1B[41m";
+pub const BG_STD_GREEN: &str = "\x1B[42m";
+pub const BG_STD_YELLOW: &str = "\x1B[43m";
+pub const BG_STD_BLUE: &str = "\x1B[44m";
+pub const BG_STD_MAGENTA: &str = "\x1B[45m";
+pub const BG_STD_CYAN: &str = "\x1B[46m";
+pub const BG_STD_WHITE: &str = "\x1B[47m";
+
+pub const BG_BLACK: &str = "\x1B[100m";
+pub const BG_RED: &str = "\x1B[101m";
+pub const BG_GREEN: &str = "\x1B[102m";
+pub const BG_YELLOW: &str = "\x1B[103m";
+pub const BG_BLUE: &str = "\x1B[104m";
+pub const BG_MAGENTA: &str = "\x1B[105m";
+pub const BG_CYAN: &str = "\x1B[106m";
+pub const BG_WHITE: &str = "\x1B[107m";
+
 pub const BOLD: &str = "\x1B[1m";
 pub const UNDER: &str = "\x1B[4m";
 pub const END: &str = "\x1B[0m";