If you have been working with watercolors or acrylics and want to lighten an area, adding a bit of white or light pastel will work great. You can add white pastel over acrylic. You can also add white pastels over watercolor for mixed media techniques.
Firstly, if you're concerned about preservation and the longevity of your works, I wouldn't recommend painting acrylics over oil pastels. Acrylics are water-based and don't mix well with oils. Another problem is that oil pastels never fully dry, because their binder is a non-drying oil.
Oil paint can be applied over the soft pastel. The solvents in the oil paint will penetrate the soft pastel. Edges of forms sketched in pastel can be left exposed on the finished oil painted canvas. Even large areas of soft pastel can be free of oil paint application.
Can You Use Acrylic Paint Over Chalk Pastels? Once your acrylic layer has dried, transfer your chalk pastels over it in order to define the object and make the color scheme. Put as much dye as you like first, and then spray with some fixative (if you're feeling comfortable).
Using white and light pastel would work well for artists who are using watercolors or acrylics for coloring. White pastel can be used to blend over acrylic. With combined media techniques, there is no longer a problem using white pastels over watercolor.
Surfaces for pastels can mean a whole range of materials because pastels are incredibly versatile. They can be used on almost any surface as long as there is enough tooth for the pastels to grip. Textured paper is the most popular surface for pastels, but you can also use boards, canvas, and even sandpaper.
Normal Oil pastels and acrylic paint do not and should not be mixed together. If you want to use them together use oil pastels over (on) the dried acrylic paints for the best results and to prevent cracking. Try out the water-soluble oil pastels and mix them with acrylic mediums.
Use fixative spray on charcoal, chalk, graphite, pastel, and other drawings to keep them safe. Unlike regular fixative, which holds your medium firmly in place without the need for glass, ordinary fixative prevents your artwork from going bad.
This fragile consistency and powdery texture makes them well suited to blending, layering on lots of color, and for painterly effects. You can also use the edges for fine lines, but most artists use hard pastels or pastel pencils for detail work and preliminary sketches.
Soft pastels, the most commonly used pastel, are made with a combination of white chalk, pigment and gum arabic, which gives it a drier matte finish. Soft pastels do not adhere to the surface, allowing it to be brushed off. Oil pastels on the other hand, are similar to oil paints but don't dry out or harden completely.
Does Acrylic Paint Work On Pastel? It is not recommended to mix normal oil pastels and acrylic paint. You can use oil pastels over (on) the dried acrylic paints to prevent cracking if you want to use them together. Mix water-soluble oil pastels with acrylic mediums to create a unique painting.
When painting with pastels, you come into direct contact with the color because it is typically blended using a finger. However, you can also use a blending stump, a rag or other materials to do so. Always blend colors from a lighter area towards a darker one. Mix soft pastels directly on the paper.
But can pastels be used with water? Pastels can be mixed with water to create beautiful depth and shading and can even be used similarly to watercolor paint. While their bright and dynamic color may appear to be more like acrylic paint, they can be mixed with water and used like watercolor paint.
One of the advantages to working with pastels is the ability to produce paintings quickly. The characteristics of the medium allow it to be applied in large quantities and layered easily. Pastels can produce depth in color and value without a great deal of effort.
Dry pastel media can be subdivided as follows: Soft pastels: This is the most widely used form of pastel. The sticks have a higher portion of pigment and less binder. The drawing can be readily smudged and blended, but it results in a higher proportion of dust.
You can use a cloth to blend pastels, but chamois are even more effective. Chamois is a type of super-soft and flexible leather that is excellent for blending colors with pastels. For large areas, you can wipe or rub the chamois across the surface of your paper.
Soft pastels are also the easiest to blend, the easiest to layer colours on top of one another and will cover larger areas the most quickly. Confusingly some soft pastels, for example Rembrandt, are a harder type of soft pastel.
Using Oil Pastels
Either draw directly onto the canvas with the oil pastel, or use a paintbrush dipped in turpentine to pick up the pastel color and paint the pigment onto the canvas. When drawing on the canvas, apply oil paint thinner to thin the oil pastels after you complete your drawing.
Acrylic Paper Textures
Specific paper made for acrylic is the best choice, however, you can also still use watercolor and fine-art paper. Cold-pressed watercolor paper usually has a rougher texture, while hot-pressed paper tends to have a smoother surface.
Soft pastels are not chalks. They usually don't contain chalk and are nothing like blackboard or pavement chalks, save for the shape and feel. Just like any other artists quality art material, soft pastels are made up of pigment and a binder to keep it in a certain shape.
Soft pastels feel drier, whereas oil pastels can feel greasy, slick and waxy. Oil pastels have a tendency to be more durable and less likely to break and crumble. Pastels made with oils are non-siccative, which means that they never fully dry.
Best for Beginners: Rembrandt® Pastel 30 Color Set
Rembrandt is another marquis name when it comes to pastels. This set of high-quality pastels comes with 30 tantalizing colors, which will draw in new and experienced artists alike.