test 1 Practical Photoshop - April 2018 UK | Page 8

2 SPLIT TONE WITH CURVES
For a simple
split-tone
efect, irst convert
to mono then try
adjusting the top
and bottom points of
the curve line in the
Tone Curve panel.
In the Red channel,
dragging up/left
adds red, down/right
adds cyan. In Green,
up/left adds green,
down/right adds
magenta. In Blue, up/
left adds blue, down/
right adds yellow.
3 FINE CURVES CONTROL
Diferent parts
of the Tone
Curve line afect
diferent sections of
the tonal range, from
shadows (left side)
to highlights (right
side). This means you
have ine control over
the brightness and
color. For example, if
you select the Blue
channel, lift the very
bottom of the curve
line then peg the rest
back into place, you
add blue just to the
very darkest pixels.