From 475dd0862312c9f7a6b0e913400e3372aa09c591 Mon Sep 17 00:00:00 2001
From: tranzystorekk <tranzystorek.io@protonmail.com>
Date: Fri, 21 Jun 2024 13:46:17 +0200
Subject: [PATCH] fix(terminal): use ITU T.418 format for emitted CSI 58
 sequences (#3440)

---
 zellij-server/src/panes/terminal_character.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/zellij-server/src/panes/terminal_character.rs b/zellij-server/src/panes/terminal_character.rs
index c3e6b19d..3bdc6559 100644
--- a/zellij-server/src/panes/terminal_character.rs
+++ b/zellij-server/src/panes/terminal_character.rs
@@ -619,10 +619,10 @@ impl Display for CharacterStyles {
             if let Some(ansi_code) = self.underline_color {
                 match ansi_code {
                     AnsiCode::RgbCode((r, g, b)) => {
-                        write!(f, "\u{1b}[58;2;{};{};{}m", r, g, b)?;
+                        write!(f, "\u{1b}[58:2::{}:{}:{}m", r, g, b)?;
                     },
                     AnsiCode::ColorIndex(color_index) => {
-                        write!(f, "\u{1b}[58;5;{}m", color_index)?;
+                        write!(f, "\u{1b}[58:5:{}m", color_index)?;
                     },
                     AnsiCode::Reset => {
                         write!(f, "\u{1b}[59m")?;