Explanation of Solution
Web Content Accessibility Guidelines (WCAG):
The guidelines for web accessing have been developed through the W3C process. The purpose of these guidelines is to provide the accessibility of web contents like text, images, structure, presentation, and so on.
Usage of color and images that was mentioned in “WCAG 2.0”:
Color element is to conveying the information interactively. All web elements use color for their text, background, or other styling purpose. The sufficient techniques are as follows:
- Ensuring the color in data, backgrounds, or other contents is to indicate the information.
- Ensuring the color within an image to convey the information.
- Images are used to provide picture in the web page. The user can modify the properties like border, size, and alternative text for an image.
Web page:
The following code is used to demonstrate “WCAG” with color and image element:
Code:
<!--HTML Tag-->
<html>
<!--Head Tag-->
<head>
<!--Title Tag-->
<title>WCAG 2.0</title>
<!--Style Tag-->
<style>
/*Style for body tag*/
body
{
/*Set the background color*/
background-color:powderblue;
/*Set the text color*/
color:black;
/*Set the font*/
font-family:Arial,Verdana,sans-serif;
}
/*Style for "h2" element*/
h2
{
/*Set the background color*/
background-color:black;
/*Set the text color*/
color:white;
/*Set the height in pixels*/
height:50px;
/*Set the width in pixels*/
width:500px;
}
/*Style for "h1" element*/
h1
{
/*Set the height in pixels*/
height:100px;
/*Set the width in pixels*/
width:500px;
}
/*Style for "image" element*/
img
{
/*Set the float value*/
float:right;
/*Set the margin*/
margin-right:100px;
/*Set the width in pixels*/
width:300px;
/*Set the height in pixels*/
height:300px;
}
/*Close the style*/
</style>
<!--Close tag-->
</head>
<!--Body Tag-->
<body>
<!--Heading Tag-->
<h1>Web Content Accessibility Guidelines</h1>
<!--Image tag with its source-->
<img src="w3g...
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Chapter 4 Solutions
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