A profile adjustment system displays, in a display device 115, an input field of a coordinate of an adjustment point P0 disposed on a color space, and includes an adjustment coordinate reception unit U1, an adjustment influence range reception unit U3, a linking configuration reception unit U4, a linking configuration display processing unit UA, an adjustment coordinate configuration unit U5, an adjustment influence range configuration unit U6, a whole adjustment influence range display processing unit UB configured to display, in the display device 115, a whole adjustment influence range including U3, U4, U5, and U6, and a profile adjustment unit U7 configured to adjust a profile based on all adjustment points P0 configured in the adjustment coordinate reception unit U1 and an adjustment point Qx added by the adjustment coordinate configuration unit U5.