Color Code

import asyncio
import discord

client = discord.Client()


@client.event
async def on_message(message):
    if message.author == client.user:
        return

    if message.content.startswith('!hello'):
        await message.channel.send('Hello!')

    if message.content.startswith('!color'):
        color = message.content.split()[1]
        role_name = f"Color-{color}"
        role = discord.utils.get(message.guild.roles, name=role_name)
        if role is None:
            role = await message.guild.create_role(name=role_name, color=discord.Color(int(color, 16)))
        await message.author.add_roles(role)
        await message.channel.send(f'Color changed to {color}')

    elif message.content.startswith('!recolor'):
        role_name = f"Color-Rainbow"
        role = discord.utils.get(message.guild.roles, name=role_name)
        if role is None:
            role = await message.guild.create_role(name=role_name)
        await message.author.add_roles(role)
        await message.channel.send("Rainbow color mode activated")
        colors = [discord.Color.red(), discord.Color.orange(), discord.Color.yellow(),
                  discord.Color.green(), discord.Color.blue(), discord.Color.purple()]
        while True:
            for color in colors:
                await role.edit(color=color)
                await asyncio.sleep(0.5)


client.run('MTA2NjUwNTI2NjUwMzM1NjQzNg.Gwe1ao.x6EwcA7aSgpslnnL_VNjwnioqoqy6yOJ82zHvM')