Four Evangelists: Saint Luke

approach — 8 steps

color palette

primary · red ochre · ivory black · raw umber · titanium white

secondary · Prussian blue · yellow ochre

Mix skin tones by blending white, red ochre, and a touch of raw umber. Achieve the green-grey of the shirt by mixing black, blue, and yellow. Use thin washes of raw umber to create the dark background and the bull.

techniques

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

common pitfalls

• →Overworking the skin tones and creating a muddy effect.
• →Failing to establish a strong value contrast, resulting in a flat and lifeless image.
• →Ignoring the subtle color variations in the drapery, leading to a lack of realism.
• →Getting the proportions of the face wrong, resulting in an inaccurate likeness.