The perceptual distance is the same between all colours according to the most recently available scientific data (with a relatively small margin of error for technical reasons).
There could be issues with your display calibration (most likely), things like f.lux/night shift and so on that cause these to deviate from the calculated ideal values.
There could be issues with your display calibration (most likely), things like f.lux/night shift and so on that cause these to deviate from the calculated ideal values.