[0-9A-Fa-f]{6}$/;if(!reg.test(color))returnalert('色值不正确')letrgb =hexToRgb(color);for(leti =0; i <3; i++){ rgb[i] =Math.floor(rgb[i] - (rgb[i] * level))// 始终保持在0-255之间}returnrgb// [32, 79, 127]} rgb转hex色值 在这里通过toString实现rgb转hex,对于Number...
Convert // support hex format (#f00, #ff0000, f00, ff0000) document.getElementById("convert-hex-to-rgb").onclick = function(){ let hex_color = document.getElementById("hex-color").value; var preview_color = document.getElementById("preview-color"); let result = HEXtoRGB(hex...
HEX颜色值转换为RGB // Colors function hexToRgb(hexValue) { const rgx = /^#?([a-f\d])([a-f\d])([a-f\d])$/i; const hex = hexValue.replace(rgx, (m, r, g, b) => r + r + g + g + b + b ); const rgb = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{...
colorHex('rgb(255,255,255)') "#ffffff" 方法二: 用 dom 的方式 var colorToRgb = function (color) { var div = document.createElement('div'); div.style.backgroundColor = color; document.body.appendChild(div); var c = window.getComputedStyle(div).backgroundColor; document.body.removeChild...
function calculateGradientColor(color1, color2, factor) { // 分解RGB分量 let color1RGB = hexToRgb(color1); let color2RGB = hexToRgb(color2); // 计算中间色的RGB分量 let resultRGB = { r: Math.round((1 - factor) * color1RGB.r + factor * color2RGB.r), ...
/*RGB颜色转换为16进制*/ String.prototype.colorHex = function(){ var that = this; if(/^(rgb|RGB)/.test(that)){ var aColor = that.replace(/(?:\(|\)|rgb|RGB)*/g,"").split(","); var strHex = "#"; for(var i=0; i...
* @param color 要转换的十六进制颜色 * @return RGB颜色 */ function colorHexToRGB(color){ color=color.toUpperCase(); var regexpHex=/^#[0-9a-fA-F]{3,6}$/;//Hex if(regexpHex.test(color)){ var hexArray=new Array(); var count=1; ...
return numHex;} }else{ return that;}};/*16进制颜⾊转为RGB格式*/ String.prototype.colorRgb = function(){ var sColor = this.toLowerCase();if(sColor && reg.test(sColor)){ if(sColor.length === 4){ var sColorNew = "#";for(var i=1; i<4; i+=1){ sColorNew += sColor....
Vue Js Convert Hexa to RGB Color: we define a function called hexToRgb that takes a hex color code as a parameter and converts it to an RGB color value. The function first removes the # symbol from the hex color code, then extracts the red, green, an
function hexToRgb(hex) { // 去掉可能存在的 # 号 hex = hex.replace(/^#/, ''); // 检查十六进制字符串的长度 if (hex.length === 3) { // 如果是简写形式(如 #f53),将其扩展为完整形式(如 #ff5533) hex = hex.split('').map(char => char + char).join(''); } // 将十六进制...