Akshobhya Buddha is one of the five Tathagatas symbolizing mirror like wisdom (in Sanskrit Adarsa Jnana) which means the wisdom like space, all pervasive, without periphery and without characteristics.
Amoghshiddhi Buddha is the fifth Dhyani Buddha in order. His left hand lies open on the lap and the right exhibits the Abhaya mudra. Amoghsiddhi represents cosmic element of Samskara.
Ratnasambhava is the third of the five Transcendental Buddhas. Ratnasambhava is yellow and his wisdom is associated with experience and known as representing the "primordial wisdom of equality.
Vajrapani is the embodiment of power of Lord Buddha’s compassion. Vajrapani is always depicted in wrathful aspect. Vajrapani’s body is blue in color and his hair having yellow ochre.