Animation How to - Create Keyframe based color animation

Question

We would like to know how to create Keyframe based color animation.

Answer


<!DOCTYPE html>
<html>
<style>
div {<!--  ww  w  . j a  v  a2s .c om-->
  width: 100px;
  height: 100px;
  background: red;
  animation: myfirst 5s;
  -moz-animation: myfirst 5s; /* Firefox */
  -webkit-animation: myfirst 5s; /* Safari and Chrome */
  -o-animation: myfirst 5s; /* Opera */
}

@keyframes myfirst {
  from {background: red;}
    to {background: yellow;}
}
@-moz-keyframes myfirst /* Firefox */ {
  from {background: red;}
    to {background: yellow;}
}
@-webkit-keyframes myfirst /* Safari and Chrome */ {
  from {background: red;}
    to {background: yellow;}
}
@-o-keyframes myfirst /* Opera */ {
  from {background: red;}
    to {background: yellow;}
}
</style>
</head>
<body>
  <div></div>
</body>
</html>
</body>
</html>

The code above is rendered as follows: