Indian Yellow Brown/side
Transparent

Old Holland Indian Yellow-Brown Lake Extra, Transparent, duel-toned, 36RCW#1.4.8

This permanent synthetic transparent pigment is the second half of the Indian Yellow hue.

This brown darker side also lightens into Yellow with a clear medium, just as PY:153 Org/side does.

The important characteristic of Indian Yellow brown/side is the fact that it will make a good dark by mixing with it's opposite color, Ultramarine Blue Light, Medium or Dark.

Which of the two Indian Yellows is on my palette most of the time? A. Indian Yellow brown/side.

This color is excellent mixing into Greens, Blues and Cyan's.

It is 1/3rd of the transparent primary triad.

The only 3 colors you need to paint anything in front of you.