By default, the platform does not have this option. You can use the following CSS code to change the Profile dropdown username text color. 

Please follow the steps below:

1. Go to BuddyBoss > Theme Options

2. Under Custom Codes, enable CSS

3. Append the following:

.user-link span.user-name {
    color: red;

4. Save changes 

Note: Any modifications are considered as custom work already. Know more about our Support policy here: