By default, Android has ripple effect for all clickable objects. If you want to disable the ripple effect, you will need to wrap it in a LocalRippleTheme
.
private object NoRippleTheme : RippleTheme {
@Composable
override fun defaultColor() = Color.Unspecified
@Composable
override fun rippleAlpha(): RippleAlpha = RippleAlpha(0.0f, 0.0f, 0.0f, 0.0f)
}