The color depends on your interior accent color. For example, I ordered the IOM interior and my door panel lights are orange. They don't go across the dash, but there were a few DIY writeups on Camaro5 outlining everything you needed to to do to get the LED all the way across your dash.
'10 2SS/RS IOM LS3 Cam, headers, exhaust, 475 rwhp - GONE
'11 Harley Road Glide SE 124", 125hp to the ground in black and chrome
'07 C6, forged, stroked, and broke
'13 RAM 2500 Cummins Mega Cab 4x4 - 370hp and 800 ft/lb @ 1600 rpm