Colors were introduced into GMC Jams beginning with GMC Jam 32. They have no effect on the jam other than the appearance of each jam's logo and associated graphics used when promoting the jam.

List of Jams by Colors

GMC Jam 32Green, Red and Yellow22/02/201925/02/2019GameDevDan
GMC Jam 33Green and Red23/05/201927/05/2019GameDevDan
GMC Jam 34Green and Blue22/08/201926/08/2019GameDevDan
GMC Jam 35Red, Yellow and Purple28/11/201902/12/2019GameDevDan
GMC Jam 36Blue and Orange27/02/202002/03/2020GameDevDan
GMC Jam 37Orange and Green28/05/202001/06/2020GameDevDan
GMC Jam 38Brown, Aqua and White27/08/202031/08/2020GameDevDan
GMC Jam 39Fuchsia and Gold26/11/202030/11/2020GameDevDan
GMC Jam 40Green and Purple25/02/202101/03/2021GameDevDan