... difference displayed Δ(L*,a*,b*) Δ(E*ab,C*ab, H*ab) Δ(Y, x, y) Δ(X, Y, Z) or Δ(Rs, Gs, Bs) Color space ... displayed (L*, a*, b*) (L*, C*ab, hab) (Y, x, y) (X, Y, Z) or (Rs, Gs, Bs) Maximum, Minimum and Average ... Color differenceΔ(L*,a*,b*), Δ(E*ab,C*ab, H*ab),Δ(Y, x, y), Δ(X, Y, Z) or Δ(Rs, Gs, Bs) Color space ... (L*, a*, b*), (L*, C*ab, hab), (Y, x, y), (X, Y, Z) or (Rs, Gs, Bs).Target color memory:8 ...