Midnight Lizard extension uses similar trick: `brightness(0.9) hue-rotate(180deg) invert(1) brightness(0.9)` This way resulting colors will be at least similar

Midnight Lizard extension uses similar trick: `brightness(0.9) hue-rotate(180deg) invert(1) brightness(0.9)` This way resulting colors will be at least similar to the original ones and contrast ratio is also better