color turquoise

1  Channel mixer red channel +88 +2 +7
                            blue channel -21 +128 +15
2 Gradient Map
3
Selective color
reds +31 -11 +39 -9
yellows -13 -17 -24 -24
whites +14 -12 -13 0

4 color balance midtones  -22 -8 +16. highlights +9. +1. 0