Is this dress white/gold or black/blue

[TheGrey]

We both see blue/black. I'm pretty good at colors. There is a color game to test this. Let me dig it up real quick. Blendo is a fun app too.

Here is one, not the one I was looking for though.
http://xritephoto.com/ph_toolframe.aspx?action=coloriq

Here is just a straight color blind test.

http://colorvisiontesting.com/ishihara.htm

I'm good with color, too. It's weird how we see different colors.