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LICENSE

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+MIT License
+===========
+
+
+Copyright (c) 2021 xenonca  
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:  
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.  
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+ 

README.md

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+# Colorize
+
+## Description
+Let's you colorize messages using HEX color codes (for testing purposes).
+
+## Usage
+Use `/c <HEX-code> <message>` to return a message colorized in your specified color.  
+Use `/ca <HEX-code> <message>` to send a message colorized in your specified color to the public chat.  
+
+## Dependencies
+--------------
+none
+
+## License
+---------
+MIT by xenonca  
+
+[![ContentDB](https://content.minetest.net/packages/_Xenon/colorize/shields/title/)](https://content.minetest.net/packages/_Xenon/colorize/)

init.lua

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+minetest.register_privilege("colorize", {
+	description = "Colorize messages with HEX codes",
+	give_to_singleplayer = false
+})
+
+minetest.register_chatcommand("c", {
+	params = "<color> <msg>",
+	privs = {colorize = true},
+	description = "Return colorized message | Example: /c FF9900 Hello",
+	func = function(name, param)
+		if not param or param:trim() == "" then
+			return false, "Please enter a message!"
+		end
+
+		local args = param:split(" ")
+		if #args < 2 then
+			return true, minetest.chat_send_player(name, "Please enter a HEX code!")
+		end
+
+		if args[1]:len() ~= 6 or not args[1]:match("[%dabcdefABCDEF]") then
+			return false, "Invalid HEX code. (Do not inclue '#' in your message)"
+		end
+
+		local color = tostring(args[1])
+		table.remove(args, 1)
+		local msg = table.concat(args, " ")
+		minetest.chat_send_player(name, minetest.colorize("#" .. color, msg))
+	end
+})
+
+minetest.register_chatcommand("ca", {
+	params = "<color> <msg>",
+	privs = {colorize = true},
+	description = "Send colorized message | Example: /ca FF9900 Hello",
+	func = function(name, param)
+		if not param or param:trim() == "" then
+			return false, "Please enter a message!"
+		end
+
+		local args = param:split(" ")
+		if #args < 2 then
+			return true, minetest.chat_send_player(name, "Please enter a HEX code!")
+		end
+
+		if args[1]:len() ~= 6 or not args[1]:match("[%dabcdefABCDEF]") then
+			return false, "Invalid HEX code. (Do not inclue '#' in your message)"
+		end
+
+		local color = tostring(args[1])
+		table.remove(args, 1)
+		local msg = table.concat(args, " ")
+		minetest.chat_send_all(minetest.colorize("#" .. color, msg))
+	end
+})

mod.conf

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+name = colorize
+author = xenonca
+description = Let's you colorize your messages using HEX color codes (for testing purposes).
+title = Colorize