Red glow

[instantrock]

Before:
After:

1. Open a new image. Crop it down to 100x100.

2. Duplicate the icon. Layer > Duplicate layer. Set it to Screen 100%.

3. Go to Layer > New adjustment layer > Selective Color.
Do your settings like this:
Reds:
-80, +20, +100, +40
Blacks:
0, 0, 0, +20

4. Make a new layer. Layer > New > Layer. Fill it with #00223c. Set it to Color Dodge 50%.

5. Make a new layer. Fill it with #d3ecff. Set it to Color Burn 100%

Other exsamples: