In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.
//author: Khramov Vladislav study("Fakey [KV]", overlay=true) fakey = high <= high and low >= low and high > high and close >= low and close < high ? red : na fakey1 = high <= high and low >= low and low < low and close > low and close <= high ? lime : na bgcolor(fakey, transp=70) bgcolor(fakey1, transp=70)