Unicode doesn’t have a RAINBOW FLAG code point, but you can use
U+1F3F3 WAVING WHITE FLAG
U+200D ZERO WIDTH JOINER
U+1F308 RAINBOW

@Neosublimation Like any emoji combo, your OS may not render it correctly (yet). But this is the standardized way of representing the char.
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@Neosublimation On my machine it renders as two separate glyphs, but OS X could combine it in the future.pic.twitter.com/cyNJzTqJWo
Thanks. Twitter will use this to make your timeline better. UndoUndo
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