use rgb value to make materialcolor flutter code example
Example: flutter get a MaterialColor from rgb
Map<int, Color> colorCodes = { 50: Color.fromRGBO(147, 205, 72, .1), 100: Color.fromRGBO(147, 205, 72, .2), 200: Color.fromRGBO(147, 205, 72, .3), 300: Color.fromRGBO(147, 205, 72, .4), 400: Color.fromRGBO(147, 205, 72, .5), 500: Color.fromRGBO(147, 205, 72, .6), 600: Color.fromRGBO(147, 205, 72, .7), 700: Color.fromRGBO(147, 205, 72, .8), 800: Color.fromRGBO(147, 205, 72, .9), 900: Color.fromRGBO(147, 205, 72, 1),};