//@version=4
study(title="Trend Identifier")
len = input(14, title="Length")
ob = input(50, title="Upper level")
os = input(50, title="Lower level")

rsi = rsi(close, len)
plot(rsi, color=color.gray)

col1 = rsi >= ob ? color.green : na
col2 = rsi <= os ? color.red : na



plot1 = plot(rsi, style=plot.style_linebr, linewidth=2, color=col1)
plot2 = plot(rsi, style=plot.style_linebr, linewidth=2, color=col2)


h1 = hline(ob)
h2 = hline(os)