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Tailwind CSS

Color And Opacity

Colors:


Color management revolves around a comprehensive system of utility classes that streamline the process of applying colors to various elements within a web project. These utility classes allow developers to effortlessly set text, background, and border colors by leveraging predefined color names or hexadecimal values from Tailwind's extensive color palette. With intuitive class names such as text-[color] for text color, bg-[color] for background color, and border-[color] for border color, Tailwind simplifies the styling process, enabling precise control over visual elements.

 

<div class="container">
 <h1 class="text-blue-500">This is a blue heading</h1>
 <p class="text-gray-700">This is a paragraph with gray text.</p>
 <button class="bg-red-500 text-white font-bold py-2 px-4 rounded-lg">Click Me</button>
</div>

 

Explanation:

  • bg-gray-500: sets the background color to a light gray.
  • text-white: sets the text color to white for better readability on the gray background.
  • py-2 px-4 rounded-lg: adds padding and rounded corners for styling (explained in other Tailwind concepts).
  • Crucially, opacity-75 applies 75% opacity, making the background slightly see-through.
     

 

Opacity:

 

You can control the opacity of elements using the utility classes. These classes offer various levels of transparency, allowing you to create different visual effects. You can easily control the transparency of elements by using the opacity-[value] class, where [value] ranges from 0 to 100, representing the opacity percentage.

For instance, if you want to make an element 50% transparent, you would apply the class opacity-50. Similarly, to make an element completely transparent, you would use opacity-0, and to make it fully opaque, you would use opacity-100.


Example:

<div class="bg-blue-500 opacity-75">
   This element has a blue background with 75% opacity.
</div>

 

In this example, the element has a blue background color from Tailwind's default color palette (bg-blue-500), and its opacity is set to 75% (opacity-75). This combination creates a semi-transparent blue background.
 

Tailwind CSS