4 different recipes. Brands sell different pigment mixtures under this name, so they won't all look or mix alike. Compare the pigments below; the most common is PY154 Benzimidazolone Yellow H3G.
Who makes it
PY154 Benzimidazolone Yellow H3G2
- Rembrandt Artists' Oil Colour No. 283
PY14 Diarylide Yellow + PY53 Nickel Titanate Yellow + PY97 Arylide Yellow FGL1
- Holbein Artists' Oil Color No. H244PY14 PY53 PY97LF I Semi-opaqueSeries A20 ml tube · 40 ml tube · 50 ml tube* · 110 ml tube*About Holbein
PY3 Arylide Yellow 10G1
- Williamsburg Handmade Oil Colors No. 6000303PY3LF II Semi-opaqueSeries 337 ml tube · 150 ml tube · 8 fl oz can* · 16 fl oz can*About Williamsburg
PY1 Arylide Yellow G1
- Lukas 1862 Artists' Oil No. 0045
Sizes are the ones each line is sold in; marks a size only some colors come in. Check the store for a particular color.