Edit fiddle - JSFiddle - React, Tailwind, and code Playground

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HTML

<h2>Ví dụ sử dụng màu HEX</h2>

<h2 style="background-color:#000000;color:white">
Màu nền sử dụng #000000, màu chữ trắng
</h2>

<h2 style="background-color:#808080;color:white">
Màu nền sử dụng #808080, màu chữ trắng
</h2>

<h2 style="background-color:#FFFFFF">
Màu nền sử dụng #FFFFFF, màu chữ trắng
</h2>

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