Cold

• Mutation of the flu

• Interaction with an infected character

• Extreme

• Coral
• Dark Goldenrot
• Dark Orchid
• Dark Slate Blue
• Deep Pink
• Deep Sky Blue
• Forest Green
• Gainsboro
• Golden
• Green Yellow
• Light Sky Blue
• Light Steel
• Light Steel Blue
• Medium Forest Green
• Medium Orchid
• Medium Purple
• Medium Sea Green
• Medium Spring Green
• Slate Gray
• Tangerine

Some say only 'touching' interactions get you infected. Seems right from what i've done.