My unreliable memory suggests that CARI's image selection might be a *little* unusual & unrepresentative, but even from that you can see that 1) by and large, the vector lines are bright but crisp, not blown out or casting light onto their surroundings, and ...

… 2) the surfaces between the vector lines, when they're visible at all (instead of pitch-black or completely transparent) tend to be uniformly lit & coloured, not showing "chiaroscuro" effects or colour shifts. This is after all just what you'd expect from art imitating early computer graphics …