1# @ohos.application.ConfigurationConstant (ConfigurationConstant) 2 3The **ConfigurationConstant** module provides the enumerated values of the environment configuration information. 4 5> **NOTE** 6> 7> The APIs of this module are supported since API version 8 and deprecated since API version 9. You are advised to use [@ohos.app.ability.ConfigurationConstant](js-apis-app-ability-configurationConstant.md) instead. Newly added APIs will be marked with a superscript to indicate their earliest API version. 8 9## Modules to Import 10 11```ts 12import ConfigurationConstant from '@ohos.application.ConfigurationConstant'; 13``` 14 15## ConfigurationConstant.ColorMode 16 17You can obtain the value of this constant by calling the **ConfigurationConstant.ColorMode** API. 18 19**System capability**: SystemCapability.Ability.AbilityBase 20 21| Name| Value| Description| 22| -------- | -------- | -------- | 23| COLOR_MODE_NOT_SET | -1 | Unspecified color mode.| 24| COLOR_MODE_DARK | 0 | Dark mode.| 25| COLOR_MODE_LIGHT | 1 | Light mode.| 26