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. 2022 May 17;12(5):341. doi: 10.3390/bios12050341

Table 8.

RGB Values of the Xiaomi Redmi 6A measurements. Range of measurement: pH 2–14.

pH Color Corrected RGB
(Xiaomi Redmi 6A)
2 204,93,68
3 (230,118,57) 1
4 (238,124,58) 1
5 (247,134,61) 1
6 (249,149,65) 1
7 (246,162,68) 1
8 (202,157,64) 1
9 152,134,71
10 83,105,70
11 76,100,76
12 74,95,80
13 65,85,75
14 57,67,68

1 These measurements had a value of 0 in the blue channel before the correction so they have an initial error associated.