. 2023 Jun 14;9(6):e17137. doi: 10.1016/j.heliyon.2023.e17137

Table 4.

Effect of household procedures on color measurements of Colocasia leaves.

Samples	L*	a*	b*	ΔL*	Δa*	Δb*	ΔE*	ΔC*	ΔH*
C	48.04 ± 0.31^d	−1.30 ± 0.12^a	23.79 ± 0.32^d
S8	47.91 ± 0.61^d	−0.75 ± 0.03^ab	26.56 ± 0.59^de	−0.13 ± 0.36^d	0.55 ± 0.14^ab	2.77 ± 0.48^de	2.84 ± 0.47^ab	2.83 ± 0.45^a	0.66 ± 0.13^a
S10	47.32 ± 0.47^d	−0.58 ± 0.07^bc	25.83 ± 0.63^de	−0.72 ± 0.78^d	0.72 ± 0.12^ab	2.04 ± 0.94^de	2.34 ± 1.06^a	2.19 ± 0.85^a	0.80 ± 0.11^a
S12	45.84 ± 0.01^d	−1.13 ± 0.03^ab	26.21 ± 0.10^de	−2.21 ± 0.31^d	0.17 ± 0.09^a	2.43 ± 0.22^de	3.29 ± 0.36^ab	2.43 ± 0.22^a	0.28 ± 0.10^a
M2	43.01 ± 5.32^c	0.29 ± 0.71^de	22.89 ± 6.79^cd	−5.04 ± 5.18^c	1.59 ± 0.59^c	−0.89 ± 6.77^cd	7.30 ± 5.99^cd	5.17 ± 3.32^b	1.66 ± 0.57^b
M4	46.02 ± 0.75^d	0.55 ± 0.57^def	27.81 ± 1.47^e	−2.03 ± 0.84^d	1.84 ± 0.69^cd	4.02 ± 1.41^e	4.87 ± 1.77^abc	4.43 ± 1.56^ab	1.90 ± 0.68^b
M6	46.13 ± 0.51^d	1.87 ± 0.70^h	28.95 ± 1.08^e	−1.87 ± 0.77^d	3.14 ± 0.77^d	5.18 ± 1.25^e	6.36 ± 1.49^bcd	6.07 ± 1.35^b	3.09 ± 0.72^c
C30	38.34 ± 0.36^a	−0.08 ± 0.01^c	15.27 ± 0.09^a	−9.7 ± 0.05^a	1.22 ± 0.12^bc	−8.52 ± 0.25^a	12.97 ± 0.20^fgh	8.61 ± 0.25^cd	0.94 ± 0.10^a
C45	36.97 ± 0.42^a	1.78 ± 0.09^gh	15.59 ± 0.26^a	−11.07 ± 0.60^a	3.08 ± 0.18^e	−8.20 ± 0.32^a	14.13 ± 0.34^gh	8.76 ± 0.36^cd	3.25 ± 0.18^c
C60	36.71 ± 0.01^a	1.17 ± 0.01^fg	14.71 ± 0.13^a	−11.42 ± 0.37^a	2.54 ± 0.01^de	−9.10 ± 0.31^a	14.82 ± 0.10^h	9.45 ± 0.30^d	2.56 ± 0.01^c
B1	40.89 ± 0.06^bc	2.58 ± 0.05ⁱ	19.86 ± 0.03^bc	−7.16 ± 0.25^bc	3.88 ± 0.11^f	−3.93 ± 0.33^bc	9.04 ± 0.15^de	5.52 ± 0.29^b	4.01 ± 0.11^d
B2	39.37 ± 0.74^ab	0.58 ± 0.04^ef	17.30 ± 0.55^ab	−8.67 ± 1.00^ab	1.87 ± 0.14^cd	−6.49 ± 0.72^ab	11.03 ± 0.43^ef	6.76 ± 0.68^bc	1.78 ± 0.13^b
B3	40.59 ± 0.09^bc	1.74 ± 0.09^gh	18.32 ± 0.18^ab	−7.46 ± 0.29^bc	3.03 ± 0.17^e	−5.47 ± 0.20^ab	9.74 ± 0.23^def	6.25 ± 0.21^b	3.12 ± 0.17^c

Values are means ± SD of 3 replications. Different superscripts in a column indicate that they are significantly (p ≤ 0.05) different to each other determined by Duncan’s tests.