... , y) Δ(X, Y, Z) or Δ(Rs, Gs, Bs) Color space displayed (L*, a*, b*) (L*, C*ab, hab) (Y, x, y) (X ... 45°, measurement at 0°Measuring area:Approx.f2mmDisplay modes: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 ...