actually it is more orange that is just the way this plant spice grows.
massaman curry is more or less a red curry as there is no use of turmeric in it and lot of red chillies are used in the curry paste.
The color of turmeric remain unchanged.
Curcuma (turmeric) is red in an alkaline solution and yellow in an acidic solution.
Turmeric solution remain yellow.
Turmeric is yellow in acidic and neutral solutions; in basic solutions turmeric is red to brown.
Turmeric is a ground form of the Intense yellow root of the ginger family.
Turmeric is yellow in an acidic solution.
when sugar solution is added to turmeric solution , it turns yellow.
mustard yellow!
Remain yellow
yellow ochre
it will stay yellow
Because its yellow