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. 2021 Aug 20;10(8):1931. doi: 10.3390/foods10081931

Table 4.

Colour characteristics of cooked and uncooked pasta enriched with spinach and red cabbage.

Uncooked Cooked
L a b Colour Example L a b Colour Example
Spinach Pasta
C 65.38 ± 0.40 a −0.36 ± 0.07 a 29.58 ± 0.18 a 61.68 ± 0.30 a −0.66 ± 0.02 a 13.74 ± 0.02 a
SJ1 43.04 ± 0.21 f −9.75 ± 0.09 g 13.05 ± 0.18 c 40.16 ± 0.19 e −7.71 ± 0.15 g 11.03 ± 0.06 b
SPU1 49.56 ± 0.11 c −9.59 ± 0.02 f 14.79 ± 0.03 b 43.63 ± 0.04 c −6.85 ± 0.07 f 10.39 ± 0.26 c
SPU2 45.66 ± 0.09 e −7.30 ± 0.03 e 10.68 ± 0.03 e 40.06 ± 0.41 e −6.25 ± 0.13 e 9.27 ± 0.16 d
SPO1 51.02 ± 0.46 b −5.12 ± 0.20 b 12.69 ± 0.11 d 46.49 ± 0.31 b −4.79 ± 0.19 d 7.93 ± 0.38 e
SPO2 48.54 ± 0.44 d −7.07 ± 0.09 d 10.23 ± 0.29 f 41.43 ± 0.26 d −4.54 ± 0.27 c 7.36 ± 0.23 f
SPO10 38.74 ± 0.12 g −5.78 ± 0.06 c 7.60 ± 0.17 g 29.83 ± 0.08 f −3.45 ± 0.09 b 4.95 ± 0.04 g
Red Cabbage Pasta
C 65.38 ± 0.40 a −0.36 ± 0.07 g 29.58 ± 0.18 a 61.68 ± 0.30 a −0.66 ± 0.02 e 13.74 ± 0.02 a
RCJ1 41.93 ± 0.74 f 8.85 ± 0.05 a −7.17 ± 0.10 g 46.46 ± 0.58 g 3.12 ± 0.12 c −8.61 ± 0.16 e
RCPU1 47.54 ± 0.39 c 5.91 ± 0.02 d −2.22 ± 0.02 e 54.26 ± 0.33 c −1.26 ± 0.03 f −1.38 ± 0.38 b
RCPU2 44.55 ± 0.35 e 6.30 ± 0.02 c −5.49 ± 0.02 f 50.07 ± 0.85 e 4.47 ± 0.18 b −8.68 ± 0.28 e
RCPO1 49.59 ± 0.38 b 3.25 ± 0.01 f 3.59 ± 0.04 b 58.02 ± 0.09 b −1.69 ± 0.07 g −2.31 ± 0.40 c
RCPO2 45.29 ± 0.32 d 4.01 ± 0.01 e 2.05 ± 0.02 c 53.23 ± 0.11 d 2.05 ± 0.04 d −5.31 ± 0.27 d
RCPO10 36.55 ± 0.12 g 6.82 ± 0.03 b −1.59 ± 0.50 d 47.12 ± 0.06 f 5.75 ± 0.06 a −5.04 ± 0.04 d

SJ, SPU, and SPO represent spinach juice pasta, spinach puree pasta, and spinach pomace pasta, respectively; RCJ, RCPU, and RCPO represent red cabbage juice, red cabbage puree, and red cabbage pomace, respectively; 1, 2, and 10 is the substitution level (g/100 g) based on the dry weight. C: control sample. Results expressed as Mean ± standard deviation calculated from ten measurements. L a b colour is converted to R G B colour through https://www.nixsensor.com/free-color-converter/ (accessed on 22 July 2021) and colour was output through EXCEL. While the colour convertor can only input integer colour number, the generated example colour is proximate. Values within a column from the same kind of pasta followed by the same superscripted letter are not significantly different from each other (p > 0.05), according to the ANOVA- Duncan test.