Colorado allows parimutuel wagering on dog and horse racing.mexican roulette ROULETTE 0 00 PAYOUT Colorado's gambling laws allow some betting on horse and dog racing and some full-fledged casinos in certain cities. Charitable games, social gambling, bingo. Summary of gambling laws for the State of Colorado. (d) Any game, wager, or transaction which is incidental to a bona fide social relationship, is participated. Social Gambling Allowed: The question here is whether playing for money in a purely social context is Colorado, Questionable, Yes, Petty, Misdemeanor, No.