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home·artworks·Allegory of Mathematics
Allegory of Mathematics by Bernardo Strozzi

plate no. 9277

Allegory of Mathematics

Bernardo Strozzi

oil, canvasTenebrismallegorical paintingfiguresallegorymathematicsdraperyportrait
experienced study

Recreating this painting will help students understand chiaroscuro and how to model forms with light and shadow. It will also develop skills in portraiture and rendering drapery.

technical profile

palette complexity
4
brushwork visibility
3
value contrast
5
compositional simplicity
3

study guide

est. 20 hrs

approach — 8 steps

  1. step 01

    Begin with a light sketch outlining the main figures and their relative positions.

  2. step 02

    Establish the dark background using a thin wash of dark brown.

  3. step 03

    Block in the main areas of light and shadow on each figure with broad strokes.

  4. step 04

    Refine the skin tones, paying close attention to the subtle gradations of light and shadow.

  5. step 05

    Work on the drapery, capturing the folds and highlights with careful brushwork.

  6. step 06

    Add details to the faces, focusing on the eyes, nose, and mouth.

  7. step 07

    Refine the background and add any final details.

  8. step 08

    Glaze with thin layers to unify the colors and add depth.

color palette

primary · burnt umber · raw sienna · titanium white · cadmium red

secondary · yellow ochre · ivory black · sap green

Achieve skin tones by mixing white, sienna, and a touch of red. Use umber and black for shadows, and ochre for highlights. Mix red and umber for the drapery.

techniques

  • ·chiaroscuro
  • ·glazing
  • ·scumbling
  • ·portraiture
  • ·drapery rendering

common pitfalls

  • →Getting the proportions of the figures wrong.
  • →Overworking the details too early in the process.
  • →Not creating enough contrast between light and shadow.
  • →Using colors that are too bright or saturated.

materials

surface · stretched canvas

required

  • ·stretched canvas
  • ·burnt umber oil paint
  • ·raw sienna oil paint
  • ·titanium white oil paint
  • ·cadmium red oil paint
  • ·round brushes (sizes 2, 4, 6)
  • ·flat brushes (sizes 4, 8)
  • ·linseed oil

optional

  • ·palette knife
  • ·medium gloss
  • ·turpentine

Use a high-quality canvas primed with gesso. Consider using a toned canvas for easier value establishment.

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