Pseudocoladenia dan has reddish brown wings on the upper and lower sides. The forewings have a dark submarginal line and the hind wings are crossed by irregular lines consisting of dark, diffuse spots. The male species has two large yellow spots at the end of the forewing cells, a small spot at space 11, a large spot at space 2 & 3 and a small subapical spot at space 6,7,8. Female butterflies also have the same spots but mostly paler in color.
Larva: Pseudocoladenia dan larvae is cylindrical shape, reddish orange in color with a red dorso-lateral stripe along each side of the body and a black stripe across the back of the head. In the next phase, the body color changes to yellowish green, the head capsule is reddish brown and the body surface is covered with short and smooth setae.
Pupa: Pseudocoladenia dan pupa is green with a white abdominal segment and a pair of small dark brown protrusions on the anterior portion of the mesothorax. The length of the pupa is about 14.5 – 16.5 mm.