Examine source code of Red splatter stamps.

{
  "theme": {
    "images": {
      "theme_frame": "bloodymess2.png"
    },
    "colors": {
      "frame": "#750000",
      "tab_background_text": "#8c0000"
    }
  },
  "version": "2.0",
  "name": "Red splatter stamps.",
  "manifest_version": 2,
  "description": "Some custom brushes and a few filters in photoshop."
}