24 SUMMER 2019 http://www.painters-online.co.uk
T
he versatility of acrylic paints
means you have two media in
one. Acrylics can be used thick
like oils or diluted and used like
watercolour, but how do they compare
to watercolour paint?
Using water as a medium means you
don’t have to deal with toxic spirits or
fumes. It’s easier to clean up after use,
and there’s no need for any special
clothing, as the paints will wash out.
Watercolours dry quickly, but can be
reactivated with water. This means we
can lift out unwanted areas of paint on
the picture and revive dry paint on the
palette. They can create a luminous and
transparent look, reflecting the light of
the paper. We can also layer or glaze
so long as we don’t overdo it and
disturb the colours underneath.
Once watercolour paintings are dry,
however, they must be kept dry, as
any contact with water or moisture
can reactivate the paint.
Acrylics
The same user-friendly benefits of using
water as a medium also apply to acrylics.
When it comes to cleaning up, the job is
just as easy, but once dry, the
paint is basically a plastic so you
must wear clothes or an apron
you don’t mind damaging. The
same applies to your brushes.
Let a brush dry out and you’re
left with a stick so set aside a
cheap soft brush just for acrylics
and you won’t lose an expensive
piece of kit. You can use stiffer
hog brushes, but softer brushes
hold more water.
While acrylics also dry quickly,
they can’t be reactivated with
water. This means lifting out
unwanted areas can’t be done,
but you can always over paint
in white and start anew. Paint
on the palette can’t be revived,
but you can prolong its life by
a day or two by covering it with
Clingfilm. On the bright side,
this permanence means acrylics
are less vulnerable to water or
moisture damage, plus, you
can glaze away without fear of
reactivating the paint layers
underneath.
Tips and techniques
Students often comment on the
dull appearance of dried acrylics
and, once dry, they do tend to
flatten out, but a coat of matt
or satin varnish brings the
colours back to life and, unlike
using it on watercolour, it
won’t lift the paint.
Put acrylics to the test and
try the following demonstration
using a few watercolour tips
that may come in handy. Aim for a
flavour of the original, not an exact copy.
Don’t over mix paints on the palette.
Less is more so consider every stroke.
Use all the brush, not just the tip, push
it down and mop the paint around until
you run out, but when you lift the brush
off the paper you’re done; don’t fiddle
trying to ‘make things better’. Finally,
change your water frequently to prevent
muddying your paints.
Try watercolour techniques in acrylics
for yourself. Extend your studies by
copying the watercolours of other
painters you admire. I’ve found this
improves my decision making when it
comes to using watercolour paints for
real. The quick drying permanence of
acrylics promotes economic brushwork
and a lighter, more decisive approach
than watercolour demands. LP
Part 6Build your understanding of this versatile medium as
you paint using watercolour techniques, with Steve Strode
Aspects of acrylics
LEARNING OBJECTIVES
nHow to paint acrylics in the
watercolour style
nHow to compose a painting
nHow to make final adjustments
Acrylic
tLast Hour in the Surf, acrylic on paper, 10x10in. (25x25cm)
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