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3 3 -- you see, the default is black, but you can change color. Like this: red 0 0 orange 1 0 yellow 2 0 green Some text, ignore it. 3 0 #7F7FFF 4 0 blue 5 0 violet 3 -3 No, this doesn't know this color. enter it manually. You can even mix lowercase and uppercase #7f00fF 6 0 You wonder what does black + red look like? Let's check! black 8 0 9 0 10 0 11 0 12 0 red 10 -2 10 -1 10 0 10 1 10 2 Apparently, it doesn't equal ((0, 0, 0) + (255, 0, 0)) / 2. This works differently: black 14 0 red 14 0 #7f0000 15 0