it could be yellow but it depends on what plasma you mean
It separates out as pale yellow.
Plasma is actually a pale yellow fluid that makes up about 55% of a person's blood. The yellow color comes from the presence of the protein fibrinogen, which is a key component of blood clotting. Lipid molecules do not directly contribute to the color of plasma.
The color pale yellow is often referred to as "pastel yellow."
Blood plasma is a pale yellow in color. It is liquid but has a thick consistency with elastic properties similar to that of ketchup.
THE colour of human blood plasma is pale translucent straw-yellow.
Sort of a pale orange.
Pale Yellow. Jonquil is yellow
Plasma does not have a specific color on its own because it is a state of matter made up of ionized gas. When observed in nature, plasma can appear as various colors such as blue, pink, purple, or white depending on the specific elements present and their energy levels.
Plasma is a yellow liquid.
White and yellow make a light pastel shade of yellow.
white-clear color
Sadalsuud is pale yellow in color.