As you can see in the example image below, the blur is evidently more saturated than the original image. Same issue with VisualEffectView: https://github.com/efremidze/VisualEffectView/issues/31 
As you can see in the example image below, the blur is evidently more saturated than the original image.
Same issue with VisualEffectView: efremidze/VisualEffectView#31