Change Colour constants to be class method factories instead.
Change Colour constants to be class method factories instead.

imayhaveborkedit/discord.py,eartsar/discord.py,khazhyk/discord.py,Theoretical/UselessBot,mgardne8/discord.py,megamit/discord.py,jhgg/discord.py,Harmon758/discord.py,lgkern/PriestPy,variablehair/Eggplantato,Rapptz/discord.py,Harmon758/discord.py,rapptz/discord.py