Table 2.

Optical measurements of the synthetic dyes on polyester fabrics.

Dye	%Exhaustion	Absorption λmax/nm	K/S	L*	a*	b*	C*	H
4	65	446	9.26	81.09	3.35	20.42	40.58	80.71
5	71	444	12.67	73.23	−1.48	23.13	43.88	76.75
6	69	463	11.33	74.22	8.17	37.20	48.71	76.21
7	66	458	9.37	89.35	−1.78	3.14	43.51	85.84