Tutorial - Jessica Alba
From 
to 
.
01. COPY base and set it to screen (only if you need to)
02. new SELECTIVE COLOR layer:
reds -100,0,50,0
yellows -100,0,0,0
blues 100,100,-100,100
neutrals 50,0,-10,0
03. new CHANNEL MIXER layer:
red 100,0,-30
04. new BRIGHTNESS /CONTRAST layer:
contrast 10
05. new HEW/SATURATION layer:
reds 0,30,0
06. new SLECTIVE COLOR layer:
reds -40,0,100,0
neutrals -5,0,0,0
07. MERGE and SHARPEN (if you need to)
Other results:
01. COPY base and set it to screen (only if you need to)
02. new SELECTIVE COLOR layer:
reds -100,0,50,0
yellows -100,0,0,0
blues 100,100,-100,100
neutrals 50,0,-10,0
03. new CHANNEL MIXER layer:
red 100,0,-30
04. new BRIGHTNESS /CONTRAST layer:
contrast 10
05. new HEW/SATURATION layer:
reds 0,30,0
06. new SLECTIVE COLOR layer:
reds -40,0,100,0
neutrals -5,0,0,0
07. MERGE and SHARPEN (if you need to)
Other results: