How to mix Burnt Sienna in acrylic
A rich earthy red-brown. The workhorse warm earth for skin, wood, and shadow. This guide gives you the pigment ratios that land on #8A3B21 in acrylic, using the same solver that powers the Chromilla mixer.
Target
Burnt Sienna
#8A3B21
Mixed result
From these pigments
#9D3326
Pigment recipe
Ratios calibrated for acrylic. Start with the dominant pigment, add the modifiers in the order below, and adjust in 5% steps to your target swatch.
1. Viridian Green
PG18
34%2. Yellow Ochre
PY43
25%3. Alizarin Crimson
PR83
23%4. Cadmium Red
PR108
18%
Get this recipe for your paint brand
Open the live mixer with Burnt Sienna + acrylic pre-loaded and calibrate to your tubes.
Related mixing guides
Pigment mixing is subtractive — small ratio changes matter. The mixer refines this recipe to your brand and updates on the fly.