How to change font color in css-CSS Tutorial-php.cn

How to change font color in css

青灯夜游

Release： 2021-10-11 16:44:24

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In CSS, you can use the color attribute to modify the font color. The function of this attribute is to set the color of the text. You only need to add "color: color value;" to the element containing the font text. Color values can be defined using color names, hexadecimal values, RGB or RGBA values, HSL or HSLA values.

How to change font color in css

The operating environment of this tutorial: Windows 7 system, CSS3&&HTML5 version, Dell G3 computer.

If you want to modify the color of the font in css, you can use the color attribute.

<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<style type="text/css">
			body {
				color: red
			}
			
			h1 {
				color: #00ff00
			}
			
			p.ex {
				color: rgb(0, 0, 255)
			}
		</style>
	</head>

	<body>
		<h1>这是 heading 1</h1>
		<p>这是一段普通的段落。请注意，该段落的文本是红色的。在 body 选择器中定义了本页面中的默认文本颜色。</p>
		<p class="ex">该段落定义了 class="ex"。该段落中的文本是蓝色的。</p>
	</body>

</html>

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Rendering:

How to change font color in css

Description: The

color attribute can be used to set the text Color; this property sets the foreground color of an element (in HTML representation, the color of the element's text).

Grammar:

color : 颜色值;

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How to write css color values:

1. Use color names

Although there are currently about 184 named colors, there are only 16 color names that are truly supported by various browsers and recommended as CSS specifications, as shown in the table below.

Table 1: Color names recommended by CSS specifications

/*名 称	颜 色	名 称	颜 色	名 称	颜 色
black	纯黑	silver	浅灰	navy	深蓝
blue	浅蓝	green	深绿	lime	浅绿
teal	靛青	aqua	天蓝	maroon	深红
red	大红	purple	深紫	fuchsia	品红
olive	褐黄	yellow	明黄	gray	深灰
white	壳白*/

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It is not recommended to use color names in web pages, especially large-scale use, to avoid that some color names are not parsed by the browser, or are different Differences in how browsers interpret colors.

2. Hexadecimal color

Hexadecimal symbols #RRGGBB and #RGB (such as #ff0000). "#" followed by 6 or 3 hexadecimal characters (0-9, A-F).

This is the most commonly used color selection method, for example:

#f03
#F03
#ff0033
#FF0033

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3, RGB, red-green-blue (RGB)

Specifies that the color value is the color of rgb code, the function format is rgb(R,G,B), and the value can be an integer or percentage from 0-255.

rgb(255,0,51)
rgb(255, 0, 51)
rgb(100%,0%,20%)
rgb(100%, 0%, 20%)

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Extensions: RGBA, Red-Green-Blue-Alpha (RGBa)

RGBA extends the RGB color mode to include an alpha channel, allowing the transparency of a color to be set. a represents transparency: 0=transparent; 1=opaque.

rgba(255,0,0,0.1)    /* 10% 不透明 */  
rgba(255,0,0,0.4)    /* 40% 不透明 */  
rgba(255,0,0,0.7)    /* 70% 不透明 */  
rgba(255,0,0,  1)    /* 不透明，即红色 */

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4. HSL, hue-saturation-lightness (Hue-saturation-lightness)

Hue (Hue) represents the color wheel ( That is, an angle representing a circle of a rainbow).
Saturation and brightness are expressed as percentages.
100% is full saturation, while 0% is a grayscale.
100% lightness is white, 0% lightness is black, and 50% lightness is "normal".

hsl(120,100%,25%)    /* 深绿色 */  
hsl(120,100%,50%)    /* 绿色 */       
hsl(120,100%,75%)    /* 浅绿色 */

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Extension: HSLA, Hue-Saturation-Lightness-Alpha (HSLa)

HSLa extends from the HSL color mode and includes the alpha channel, which can specify the transparency of a color. a represents transparency: 0=transparent; 1=opaque.

hsla(240,100%,50%,0.05)   /* 5% 不透明 */   
hsla(240,100%,50%, 0.4)   /* 40% 不透明 */  
hsla(240,100%,50%, 0.7)   /* 70% 不透明 */  
hsla(240,100%,50%,   1)   /* 完全不透明 */

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5. transparent

Special color value, indicating transparent color. Can be used directly as color.

For example: color:transparent Set the font color to transparent

<style type="text/css">
    body{background:hsl(270,100%,50%)}
    p{
        font-size:50px;
        font-family:"黑体";
        /*浏览器私有属性*/
        -webkit-text-fill-color:transparent;/*设置文本透明*/
        /*使用rgba(0,0,0,0);也可以实现全透明模式*/
        -webkit-text-stroke:2px yellow;/*将文本设置透明，再设置个边框后就实现镂空字了*/
        /*W3C标准属性*/
        /*text-fill-color:transparent;*/
        /*text-stroke:2px yellow;*/
    
    }
</style>
<body>
    <p>2012年过去了，最忙的是元芳，你怎么看？</p>
</body>

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Note: When using color to set the color of the text font, you need to use a reasonable background color and text color matching, which can improve Readability of text.

(Learning video sharing: css video tutorial)

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