DPS assignment - Spot of Color

Digital Photography School has been one of my most visited websites for the past few weeks.
This week's assignment is about "Spot of Color".
I've posted/shared the 1st picture (below) and the rest are my other interpretations of the theme this week.

f/5   1/60sec  ISO-100  Exp 0    20 mm

f/5.6   1/50sec   ISO-800  Exp 0    26 mm

f/5.6   1/60sec   ISO-400  Exp 0    85 mm