Step 1:
  • Quick Selection Tool around the eye color
  • Select all of the irsis (color area).
    • If you select to much, click on the -brush and you can select less area
Step 2
  • Cick on the Black/white Circle at the bottom of the layers pallet
  • Pick Hue/Saturation
Step 3
  • Start to move the Hue sliders to pick a different color
    • Do NOT over saturate the color.  It should look realistic