CSS3常用的几种颜色渐变模式总结

网站建设 2021-07-03 08:16www.dzhlxh.cn网站建设

一、线性渐变:linear-gradient

语法:

        <linear-gradient> = linear-gradient([ [ <angle> | to <side-or-corner] ,]? <color-start>[, <color-end>]+)
        <side-or-corner> = [left | right] || [top | bottom]
        <color-start|end> = <color>[ <length>|<percentage>]?

下述值用来表示渐变的方向,可以使用角度或者关键字来设置:

    <angle>:用角度值指定渐变的方向(或角度)。

        to left:设置渐变为从右到左。相当于: 270deg

        to right:设置渐变从左到右。相当于: 90deg

        to top:设置渐变从下到上。相当于: 0deg

        to bottom:设置渐变从上到下。相当于: 180deg。这是默认值,等同于留空不写。

    <color-start|end> 用于指定渐变的起止颜色:

       <color>:指定颜色。

       <length>:用长度值指定起止色位置。不允许负值

       <percentage>:用百分比指定起止色位置。

示例:

div {  
    width: 200px;  
    height: 100px;  
    margin: 10px 5px;  
    border: 1px solid #ddd000;  
}  
#LinearStartToEnd {  
  float:left;  
  background: linear-gradient(#ff0000, #00ff00);  
}  
#LinearPercentage {  
  float:left;  
  background: linear-gradient(#0000ff, #ff0000 52%, #00ff00);  
}  
#LinearAnglePercentage {  
  float:left;  
  background: linear-gradient(90deg, #ff0000 20%, #00ff00 50%, #000000 80%);  
}  
#LinearAngle {  
  float:left;  
  background: linear-gradient(30deg, #ffff00 30%, #ff0000, #00ff00);  
}  
#LinearTopRight {  
  float:left;  
  background: linear-gradient(to right top, #00ff00, #ff0000 50%, #0000ff);  
}  

二、径向渐变:radial-gradient

语法:

     <position> = [ <length>① | <percentage>① | left | center① | right ]? [ <length>② | <percentage>② | top | center② | bottom ]?
     <shape> = circle | ellipse
     <size> = <extent-keyword>|[<circle-size>||<ellipse-size>]
     <extent-keyword> = closest-side | closest-corner | farthest-side | farthest-corner
     <circle-size> = <length>
     <ellipse-size> = [ <length>| <percentage> ]{2}
     <shape-size> = <length>| <percentage>
     <radial-gradient> = radial-gradient([ [ <shape>|| <size> ] [ at <position> ]? , | at <position> , ]?<color-start>[[ , <color-end>]]+)

       <position> 确定圆心的位置。如果提供2个参数,第一个表示横坐标,第二个表示纵坐标;如果只提供一个,第二值默认为50%,即center

         <length>①:用长度值指定径向渐变圆心的横坐标值。可以为负值。

         <percentage>①:用百分比指定径向渐变圆心的横坐标值。可以为负值。

         <length>②:用长度值指定径向渐变圆心的纵坐标值。可以为负值。

         <percentage>②:用百分比指定径向渐变圆心的纵坐标值。可以为负值。

              center①:设置中间为径向渐变圆心的横坐标值。

              center②:设置中间为径向渐变圆心的纵坐标值。

              left:设置左边为径向渐变圆心的横坐标值。

              right:设置右边为径向渐变圆心的横坐标值。

              top:设置顶部为径向渐变圆心的纵坐标值。

              bottom:设置底部为径向渐变圆心的纵坐标值。

       <shape> 确定圆的类型

              circle:指定圆形的径向渐变

              ellipse:指定椭圆形的径向渐变。

       <extent-keyword> circle | ellipse 都接受该值作为 size。

              closest-side:指定径向渐变的半径长度为从圆心到离圆心最近的边。

              closest-corner:指定径向渐变的半径长度为从圆心到离圆心最近的角。

              farthest-side:指定径向渐变的半径长度为从圆心到离圆心最远的边。

              farthest-corner:指定径向渐变的半径长度为从圆心到离圆心最远的角。

       <circle-size> circle 接受该值作为 size。

              <length>:用长度值指定正圆径向渐变的半径长度。不允许负值。

       <ellipse-size> ellipse 接受该值作为 size。

             <length>:用长度值指定椭圆径向渐变的横向或纵向半径长度。不允许负值。

             <percentage>:用百分比指定椭圆径向渐变的横向或纵向半径长度。不允许负值。

示例:

#RadialCenterCircle {  
  float:left;  
    background: radial-gradient(circle at center, #ff0000, #ffff00, #00ffff);  
}  
#RadialClosestSide {  
  float:left;  
    background: radial-gradient(circle closest-side, #ff0000, #00ff00, #ffff00);  
}  
#RadialFarthestSide {  
  float:left;  
    background: radial-gradient(farthest-side, #ff0000 20%, #ffff00 60%, #00ff00 80%);  
}  
#RadialRightTop {  
  float:left;  
    background: radial-gradient(at right top, #ff0000, #ffff00, #00ff00);  
}  
#RadialRadiusCenter {  
  float:left;  
    background: radial-gradient(farthest-side at top right, #ff0000, #ffff00, #01fefe);  
}  
#RadialGroup {  
  float:left;  
    background:  
        radial-gradient(farthest-side at top right, #ff0000, #ffff00, #009f00, transparent),  
        radial-gradient(60px at top left, #ff0000, #ffff00, #00ff0e);  
}  

三、重复的线性渐变:repeating-linear-gradient

语法和参数类似线性渐变,这里不在赘述。详情请参考CSS手册。

示例:

 

#RepeatingLinearPercentage{  
  float:left;  
    background: repeating-linear-gradient(#ff0000, #00ff00 10%, #000000 15%);  
}  
#RepeatingLinearRight {  
  float:left;  
    background: repeating-linear-gradient(to right, #ff0000, #00ff00 10%, #000000 15%);  
}  
#RepeatingLinearAngle {  
  float:left;  
    background: repeating-linear-gradient(45deg, #ff0000, #00ff00 10%, #0000ff 15%);  
}  
#RepeatingLinearBottomLeft {  
  float:left;  
    background: repeating-linear-gradient(to bottom left, #00ffff, #ff0000 10%, #00ff00 15%);  
}  

四、重复的径向渐变:repeating-radial-gradient

语法和参数类似径向渐变,这里不在赘述。详情请参考CSS手册。

示例:

#RepeatingRadialCircle {  
  float:left;  
    background: repeating-radial-gradient(circle, #ff0000 0, #00ff00 10%, #0000ff 15%);  
}  
#RepeatingRadialTopLeft {  
  float:left;  
    background: repeating-radial-gradient(at top left, #ff0000, #00ff00 10%, #0de0f0 15%, #ffff00 20%, #000000 25%);  
}  
#RepeatingRadialClosestCorner {  
  float:left;  
    background: repeating-radial-gradient(circle closest-corner at 20px 50px, #00ff00, #ff0000 10%, #00ffff 20%, #ffff00 30%, #ff00ff 40%);  
}  

完整的例子:

<!DOCTYPE html>  
<html>  
<head>  
<meta charset="utf-8" />  
<title>ImageCSS3</title>  
<style>  
div {  
    width: 200px;  
    height: 100px;  
    margin: 10px 5px;  
    border: 1px solid #ddd000;  
}  
#LinearStartToEnd {  
  float:left;  
  background: linear-gradient(#ff0000, #00ff00);  
}  
#LinearPercentage {  
  float:left;  
  background: linear-gradient(#0000ff, #ff0000 52%, #00ff00);  
}  
#LinearAnglePercentage {  
  float:left;  
  background: linear-gradient(90deg, #ff0000 20%, #00ff00 50%, #000000 80%);  
}  
#LinearAngle {  
  float:left;  
  background: linear-gradient(30deg, #ffff00 30%, #ff0000, #00ff00);  
}  
#LinearTopRight {  
  float:left;  
  background: linear-gradient(to right top, #00ff00, #ff0000 50%, #0000ff);  
}  
  
#RadialCenterCircle {  
  float:left;  
    background: radial-gradient(circle at center, #ff0000, #ffff00, #00ffff);  
}  
#RadialClosestSide {  
  float:left;  
    background: radial-gradient(circle closest-side, #ff0000, #00ff00, #ffff00);  
}  
#RadialFarthestSide {  
  float:left;  
    background: radial-gradient(farthest-side, #ff0000 20%, #ffff00 60%, #00ff00 80%);  
}  
#RadialRightTop {  
  float:left;  
    background: radial-gradient(at right top, #ff0000, #ffff00, #00ff00);  
}  
#RadialRadiusCenter {  
  float:left;  
    background: radial-gradient(farthest-side at top right, #ff0000, #ffff00, #01fefe);  
}  
#RadialGroup {  
  float:left;  
    background:  
                radial-gradient(farthest-side at top right, #ff0000, #ffff00, #009f00, transparent),  
                radial-gradient(60px at top left, #ff0000, #ffff00, #00ff0e);  
}  
  
#RepeatingLinearPercentage{  
  float:left;  
    background: repeating-linear-gradient(#ff0000, #00ff00 10%, #000000 15%);  
}  
#RepeatingLinearRight {  
  float:left;  
    background: repeating-linear-gradient(to right, #ff0000, #00ff00 10%, #000000 15%);  
}  
#RepeatingLinearAngle {  
  float:left;  
    background: repeating-linear-gradient(45deg, #ff0000, #00ff00 10%, #0000ff 15%);  
}  
#RepeatingLinearBottomLeft {  
  float:left;  
    background: repeating-linear-gradient(to bottom left, #00ffff, #ff0000 10%, #00ff00 15%);  
}  
  
#RepeatingRadialCircle {  
  float:left;  
    background: repeating-radial-gradient(circle, #ff0000 0, #00ff00 10%, #0000ff 15%);  
}  
#RepeatingRadialTopLeft {  
  float:left;  
    background: repeating-radial-gradient(at top left, #ff0000, #00ff00 10%, #0de0f0 15%, #ffff00 20%, #000000 25%);  
}  
#RepeatingRadialClosestCorner {  
  float:left;  
    background: repeating-radial-gradient(circle closest-corner at 20px 50px, #00ff00, #ff0000 10%, #00ffff 20%, #ffff00 30%, #ff00ff 40%);  
}  
  
</style>  
</head>  
<body>  
<!-- 指定线性渐变起止色 -->  
<div id="LinearStartToEnd"></div>  
<!-- 指定线性渐变起止色位置 -->  
<div id="LinearPercentage"></div>  
<!-- 指定线性渐变颜色渐变方向和起止色位置 -->  
<div id="LinearAnglePercentage"></div>  
<!-- 指定线性渐变颜色渐变方向 -->  
<div id="LinearAngle"></div>  
<!-- 设置渐变从右上到左下 -->  
<div id="LinearTopRight"></div>  
  
<!-- 浮动Div换行,此处指定Div宽高和边界,是为了覆盖前面定义的Div统一CSS样式,  
 可以尝试去掉指定的Div宽高和边界,看看效果 -->  
<div style="width:0; height:0; border:none; clear:both"></div>  
<!-- 以中心点为圆心的圆形径向渐变 -->  
<div id="RadialCenterCircle"></div>  
<!-- 径向渐变半径长度:圆心到离圆心最近边的长度 -->  
<div id="RadialClosestSide"></div>  
<!-- 径向渐变半径长度:圆心到离圆心最远边的长度 -->  
<div id="RadialFarthestSide"></div>  
<!-- 左边为径向渐变圆心的横坐标值,顶边为径向渐变圆心的纵坐标值 -->  
<div id="RadialRightTop"></div>  
<!-- 同时指定径向渐变的圆心和半径 -->  
<div id="RadialRadiusCenter"></div>  
<!-- 径向渐变组合 -->  
<div id="RadialGroup"></div>  
  
<div style="width:0; height:0; border:none; clear:both"></div>  
<!-- 指定颜色起止色位置的重复线性渐变 -->  
<div id="RepeatingLinearPercentage"></div>  
<!-- 从左到右渐变的重复线性渐变 -->  
<div id="RepeatingLinearRight"></div>  
<!-- 渐变角度为45度的重复线性渐变 -->  
<div id="RepeatingLinearAngle"></div>  
<!-- 从左下到右上的重复线性渐变 -->  
<div id="RepeatingLinearBottomLeft"></div>  
  
<div style="width:0; height:0; border:none; clear:both"></div>  
<!-- 圆形重复径向渐变 -->  
<div id="RepeatingRadialCircle"></div>  
<!-- 渐变方向为左上到右下的重复径向渐变 -->  
<div id="RepeatingRadialTopLeft"></div>  
<!-- 重复径向渐变:渐变半径长度为从圆心到离圆心最近的角的距离 -->  
<div id="RepeatingRadialClosestCorner"></div>  
  
</body>  
</html>  

总结

以上就是这篇文章文章的全部内容,本文整理了现在常用的几种Css3实现渐变颜色的方法,希望对大家的学习或者工作能有所帮助,如果有疑问大家可以留言交流。

Copyright © 2016-2025 www.dzhlxh.cn 金源码 版权所有 Power by

网站模板下载|网络推广|微博营销|seo优化|视频营销|网络营销|微信营销|网站建设|织梦模板|小程序模板