Convert RGB to rgba(Red, Green, Blue, Opacity) HTML/CSS format
color:rgb_to_rgba(INT $red, INT $green, INT $blue, FLOAT $opacity=1)
color:rgb_to_rgba(11, 124, 124)
#=> "rgba(11, 124, 124, 1)"
color:rgb_to_rgba(11, 100, 24, .5)
#=> "rgba(11, 100, 24, 0.5)"Copyright ©2013-2022 SunSed®. All rights reserved.