Default Disable/modify Knock-On LED

Is there any way to disable or modify the cyan/blueish LED when you double tap to wake on stock ROMs?
Any build.prop entry/Xposed tweak maybe?
LG G2 D802
Sony Xperia Z2 [back to store]
iPhone 5 [retired to dev]
HTC Sensation Z710e [dev only]
iPhone 3GS [dev only]