List of web colors

<center style="padding:6em 6em 0 6em; background: red; background: -webkit-linear-gradient(left, black, purple, blue, cyan, green, lime, yellow, orange, red, brown, beige, white); background: -o-linear-gradient(left, black, purple, blue, cyan, green, lime, yellow, orange, red, brown, beige, white); background: -moz-linear-gradient(left, black, purple, blue, cyan, green, lime, yellow, orange, red, brown, beige, white); background: linear-gradient(left, black, purple, blue, cyan, green, lime, yellow, orange, red, brown, beige, white);"> This is a list of all web colors.