The text of sneaking players' name tags is rendered completely invisible or barely visible when the "Text Background Opacity" accessibility option is set to high values

The Bug:

The text of sneaking players' name tags is rendered completely invisible or barely visible when the "Text Background Opacity" accessibility option is set to high values.

Steps to Reproduce:

1. Get two players and label them "Player A" and "Player B".
2. Get "Player A" to go to their accessibility settings and set their "Text Background" option to "Everywhere" and their "Text Background Opacity" option to "100%".
3. Get "Player B" to start sneaking and have "Player A" look at their name tag.

Observed Behavior:

The text of sneaking players' name tags is rendered completely invisible or barely visible.

Expected Behavior:

The text of sneaking players' name tags would be visible.