These 16 x 16 circles are generated using SVG, and represent one face of an RGB color cube. The 8 corners of the color cube are: 1) Black 2) Red 3) Green 4) Blue 5) Yellow = Red + Green 6) Cyan = Green + Blue 7) Magenta = Red + Blue 8) White = Red + Green + Blue Currently the form is inactive, and only the black-red-green-yellow face of the cube is shown. Click here to see the commented SVG source code.