#!/bin/bash
amixer get Master | gawk '
    match($0, /\[([0-9]+)\%\]/, matches) {
        audio=matches[1]
    }
    END {
        printf("%d%", audio)
        print("\n")
        if (audio < 75) {
            print("#04B431\n")
        } else if (audio < 80) {
            print("#A8FF00\n")
        } else if (audio < 85) {
            print("#FFF600\n")
        } else if (audio < 90) {
            print("#FFAE00\n")
        } else if (audio < 95) {
            print("#FF0000\n")
        } else {
            exit 33
        }
    }'