EMA COLOR BUY SELL

indicator("EMA Tabanlı Renkli İndikatör", overlay=true)

emaLength = input.int(21, "EMA Periyodu")
fastEMA = ta.ema(close, emaLength)
slowEMA = ta.ema(close, emaLength * 2)

trendUp = fastEMA > slowEMA
trendDown = fastEMA < slowEMA

barcolor(trendUp ? color.new(color.green, 0) : trendDown ? color.new(color.red, 0) : color.gray)

plot(fastEMA, color=trendUp ? color.green : color.red, title="Fast EMA", linewidth=2)
plot(slowEMA, color=color.blue, title="Slow EMA", linewidth=2)