color rgb transparent code example
Example 1: rgba green color
rgb(0,128,0) /*green*/ Hex #008000
Example 2: background color with opacity
h1 {background-color:rgba(255,0,0,0.3);}
rgb(0,128,0) /*green*/ Hex #008000
h1 {background-color:rgba(255,0,0,0.3);}