hexadecimal red color code example

Example 1: red hex code

/* crimson */
.crimson{
	color:#DC143C;
}
/* red */
.red{
	color:#FF0000;
}
/* tomato */
.tomoato{
	color:#FF6347;
}
/* coral */
.coral{
	color:#FF7F50;
}

Example 2: rgb yellow color

rgb(255,255,0)  /* yellow*/  Hex  #FFFF00