You can go even further by going to Adjust -> Hue and Saturation -> Hue/Saturation/Lightness (or SHIFT + H for a keyboard shortcut) and adjust the settings to your liking.  Here's what I used and the result I got (click the preview to view it full size):

Now lets move onto the bow!  Highlight the "Bow desaturate" layer in your palette.   Go to Adjust -> Hue/Saturation -> Colorize (or SHIFT + L for keyboard shortcut).  Now we are going to change the settings to get a wonderful blue color for her ribbon/bow on her dress.  Settings shown below:

Now highlight the "Hair desaturate" layer in the palette.  Go to Adjust -> Hue/Saturation -> Colorize (or SHIFT + L for keyboard shortcut).  Now we are going to change the settings to get a brown color for her hair.  Settings shown below:

I also changed the brightness/contrast settings found by going to Adjust -> Brightness and contrast -> Brightness/Contrast and using these settings (click preview for full size):

Now for the "Hair bow desaturate layer".  Colorize that using these settings:

I didn't mess with the brightness/contrast/lightness on the hair bow.  Now for the "Latex dress desaturate" layer in the palette.  Highlight the layer and colorize it to these settings:

Again, I am satisfied with the coloring without messing with the brightness/contrast/lightness.  Now for the "bas" layer.  Highlight that in the layer palette.  I'm going to make it white using Adjust -> Color -> Channel Mixer with these settings:

Here's my final result (click preview for full size):

This tutorial was written by Ruinations By Hayleigh on January 5, 2014. Any resemblance to another tutorial is purely coincidence.  Do not claim this tutorial as your own!