function reverseColor(rgbColor) {//205,15,20
               // console.log(rgbColor);
                rgbColor = rgbColor.replace(/\s/g, "");
                var arrRGB = new Array(3);               
                if (rgbColor.indexOf("rgb") > -1) {
                    var colorReg = /\s*\d+,\s*\d+,\s*\d+/i;
                    var t = colorReg.exec(rgbColor)[0].split(",");
                    console.log(t);
                    for (var i = 0; i < arrRGB.length; i++) {
                        arrRGB[i] = 255 - t[i];
                    }
                }
                else if (rgbColor.indexOf("#") > -1) {
                    if (rgbColor.length > 4)//"#fc0,#ffcc00"
                    {
                        var j = 1;
                        for (var i = 0; i < arrRGB.length; i++) {
                            arrRGB[i] = 255 - parseInt(rgbColor.substr((i + j), 2), 16);
                            j += 1;
                        }
                    } else {
                        for (var i = 0; i < arrRGB.length; i++) {
                            var t = rgbColor.substr((i + 1), 1);
                            t = t + t;
                            arrRGB[i] = 255 - parseInt(t, 16);
                        }
                    }
                }
                return "rgb(" + arrRGB.join(",") + ")";
            }

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