The invention discloses a quick dyeing method using dye to pad-dye patterns with different colors. The quick dyeing method includes following steps of fabric pretreatment, fabric scouring and bleaching, fabric laser treatment, setting, pad-dyeing, drying, hot melting and finished product inspection. Fabric obtained by the quick dyeing method has same color phase and pattern effect different in concentration and color; a dyeing vat is not needed in the quick dyeing method for dyeing, the dyeing process can be completed within 2-3 min through a setting machine, and patterns can be obtained without printing, so that the quick dyeing method is time saving, labor saving and supportive of low-carbon environment-friendly production and is pioneering home and abroad currently.