COLORADO TATTOO CONVENTION Colorado Tattoo Convention 2024Event Dates Sept. 27th-29th. 2024 HOURS:Friday, Sept. 27th 12:00 p.m. - 9:00 p.m.Saturday, Sept. 28th 12:00 p.m. - 9:00p.m.Sunday, Sept.29th 12:00 p.m. - 7:00 p.m.