A bleaching composition comprising (a) an oxygen type peroxide, (b) an organic peracid or a precursor thereof, and (c) at least one of an amine, an amine salt and a quaternary ammonium salt, the components (b) and (c) being integrally granulated with a binder or impregnated; and a bleaching detergent composition containing the same. The compositions exhibit high bleaching power without decoloring color fabrics.