# CategoryInput
<a name="API_qapps_CategoryInput"></a>

A label that web experience users associate with a library item. Web experience users use Categories to tag and filter library items.

## Contents
<a name="API_qapps_CategoryInput_Contents"></a>

 ** id **   <a name="qbusiness-Type-qapps_CategoryInput-id"></a>
The unique identifier of the category.  
Type: String  
Pattern: `[\da-f]{8}-[\da-f]{4}-[45][\da-f]{3}-[89ABab][\da-f]{3}-[\da-f]{12}`   
Required: Yes

 ** title **   <a name="qbusiness-Type-qapps_CategoryInput-title"></a>
The name of the category.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 30.  
Pattern: `[a-zA-Z0-9_]+( [a-zA-Z0-9_]+)*`   
Required: Yes

 ** color **   <a name="qbusiness-Type-qapps_CategoryInput-color"></a>
The color of the category, represented as a hexadecimal value of either 3 or 6 digits.  
Type: String  
Length Constraints: Minimum length of 4. Maximum length of 7.  
Pattern: `#([A-Fa-f0-9]{3}|[A-Fa-f0-9]{6})`   
Required: No

## See Also
<a name="API_qapps_CategoryInput_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/qapps-2023-11-27/CategoryInput) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/qapps-2023-11-27/CategoryInput) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/qapps-2023-11-27/CategoryInput)