Tables

HTML <colgroup> Tag

The <colgroup> tag specifies a group of one or more columns in a table for formatting.

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Definition and Usage

The <colgroup> tag specifies a group of one or more columns in a table for formatting.

Standard Syntax:<colgroup>...</colgroup>

Interactive ExampleRunnable

HTML <colgroup> Example

html

Try it Yourself

Live code demonstration for the <colgroup> tag. Click "Try it Yourself" to edit and experiment in real time.

<div style="font-family: system-ui, sans-serif; padding: 16px; background: #ffffff; border-radius: 8px; border: 1px solid #e2e8f0; color: #0f172a;">
<table>

  <colgroup>

    <col span="2" style="background-color:red">

    <col style="background-color:yellow">

  </colgroup>

  <tr>

    <th>ISBN</th>

    <th>Title</th>

    <th>Price</th>

  </tr>

  <tr>

    <td>3476896</td>

    <td>My first HTML</td>

    <td>$53</td>

  </tr>

</table>
</div>

Attributes for <colgroup>

1 Supported Attributes

Attribute	Values	Default	Description
span	number	none	Specifies the number of columns a column group should span

Global Attributes

The <colgroup> tag also supports the standard global attributes in HTML, including class, id, style, title, hidden, and data-*.

HTML Global Attributes Reference →

Event Attributes

The <colgroup> tag supports event attributes in HTML, such as onclick, onmouseover, onfocus, and more.

HTML Event Attributes Reference →

Browser Compatibility

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More Tags in Tables

View All 123Tags →

<caption>The <caption> tag defines a table caption.<col>The <col> tag specifies column properties for each column within a <colgroup> element.<table>The <table> tag defines an HTML table.<tbody>The <tbody> tag is used to group the body content in an HTML table.<td>The <td> tag defines a standard data cell in an HTML table.<tfoot>The <tfoot> tag is used to group footer content in an HTML table.

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