modify the alpha of a referenced color
modify the alpha of a referenced color

if you reference a color, e.g. “COLOR1”  = “255,0,0,1”, “COLOR2” =
“COLOR1” you can now append “:[alpha]” to the reference to modify it’s
alpha, e.g. “COLOR2” = “COLOR1:0.2” will equate to “255,0,0,0.2”

appwilldev/AWLThemeManager