KitGuru tried the Corsair K68 RGB Keyboard
A quote from the article:
How could you possibly improve on a backlit mechanical IP32 rated keyboard? By adding full RGB illumination of course. Corsairs new K68 RGB not only features IP rated dust and water resistance but also makes full use of the CUE lighting software for an almost infinite number of lighting customizations. It is currently available with official Cherry MX Red switches, and for aCorsair K68 RGB Keyboard Review @ KitGuru