Corsair's new Frame 4000D cases have colour-shifting paint finishes, which I think is pretty neat

And I, for one, can't wait to see it under the harsh light of a monitor, as that's where it will spend most of its time.
TweakTown

Corsair's new limited edition FRAME 4000D cases have a stylish 'Color-Shift' finish

Corsair's new limited-edition FRAME 4000D Vault Series cases, in Nova and Galaxy colorways, feature a stylish color-shift ...

Corsair Drops Limited‑Run PC Cases With Striking Color‑Shift Panels

The color shifts depending on the viewing angle and ambient lighting, giving Corsair's new cases a unique look.