Common
```kotlin
object ContentAlpha
```
Default alpha levels used by Material components.
See [LocalContentAlpha](/jetpack-compose/androidx.compose.material/material/properties/LocalContentAlpha).
## Properties
Common
```kotlin
val high: Float
```
A high level of content alpha, used to represent high emphasis text such as input text in a
selected [TextField](/jetpack-compose/androidx.compose.material/material/components/TextField).
Common
```kotlin
val medium: Float
```
A medium level of content alpha, used to represent medium emphasis text such as placeholder
text in a [TextField](/jetpack-compose/androidx.compose.material/material/components/TextField).
Common
```kotlin
val disabled: Float
```
A low level of content alpha used to represent disabled components, such as text in a
disabled [Button](/jetpack-compose/androidx.compose.material/material/components/Button).