What do the differently colored usernames mean?

So what if your not in any groups? What's your color?
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Son, if you really want something in this life, you have to work for it. Now quiet! They're about to announce the lottery numbers. - Homer Simpson

That's a good question. I don't know.
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Funny Quotes by People I Know
"I can see through walls."
"I didn't know you could scream so loudly."
"No, I have Vista."
"Escape the crime scene!"
"Wait-- Where is everyone going?"
"Rewind."
"This viola is on sale for 60 cents."
"Where's my bow?"

i think it's just black

Black? That's a sad color.
_________________
Son, if you really want something in this life, you have to work for it. Now quiet! They're about to announce the lottery numbers. - Homer Simpson

Not really.
_________________
Funny Quotes by People I Know
"I can see through walls."
"I didn't know you could scream so loudly."
"No, I have Vista."
"Escape the crime scene!"
"Wait-- Where is everyone going?"
"Rewind."
"This viola is on sale for 60 cents."
"Where's my bow?"

I think isn't it like blue?

Wow...totally valley girl.
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Humorous Quotes Like Yuma's
"Winter Wonderland!"
"It's dead? You promise?"
"I wouldn't call it a friend..."
"MUFFINS!"
"Wait...the choir concert's today?"
"I feel like eating this gel pen."
"Fine, you too. Happy?"
"I, like, got lost."
"I need to corrupt you!"
"And this is all I get?"
"It was due June 6?"
"Phenomenal is spelled with a PH?"

Wait. I think it's blue and not bolded.
Valley girl?
_________________
Funny Quotes by People I Know
"I can see through walls."
"I didn't know you could scream so loudly."
"No, I have Vista."
"Escape the crime scene!"
"Wait-- Where is everyone going?"
"Rewind."
"This viola is on sale for 60 cents."
"Where's my bow?"

The whole "like totally" thing.
_________________
Humorous Quotes Like Yuma's
"Winter Wonderland!"
"It's dead? You promise?"
"I wouldn't call it a friend..."
"MUFFINS!"
"Wait...the choir concert's today?"
"I feel like eating this gel pen."
"Fine, you too. Happy?"
"I, like, got lost."
"I need to corrupt you!"
"And this is all I get?"
"It was due June 6?"
"Phenomenal is spelled with a PH?"

Ah. I see. It reminds me of our cabin cheer last year at Camp Colman... *wince*
_________________
Funny Quotes by People I Know
"I can see through walls."
"I didn't know you could scream so loudly."
"No, I have Vista."
"Escape the crime scene!"
"Wait-- Where is everyone going?"
"Rewind."
"This viola is on sale for 60 cents."
"Where's my bow?"