This hasn’t made it into the documentation yet, but you can tell the difference by the different SUA’s by looking at the color.
RGB: Red/Green/Blue. 1.0 is as bright as it gets.
In summary: the more RED the dot is the less you want to go there.
#define RGB_WARNING 0.6, 0.0, 0.0
#define RGB_PROHIBITED 1.0, 0.0, 0.0
#define RGB_RESTRICTED 0.8, 0.0, 0.0
#define RGB_ALERT 0.6, 0.0, 0.0
#define RGB_MOA 0.4, 0.0, 0.0